| /* |
| * Copyright (C) 2006 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.audio; |
| |
| import static android.Manifest.permission.REMOTE_AUDIO_PLAYBACK; |
| import static android.media.AudioManager.RINGER_MODE_NORMAL; |
| import static android.media.AudioManager.RINGER_MODE_SILENT; |
| import static android.media.AudioManager.RINGER_MODE_VIBRATE; |
| import static android.os.Process.FIRST_APPLICATION_UID; |
| |
| import android.Manifest; |
| import android.app.ActivityManager; |
| import android.app.ActivityManagerInternal; |
| import android.app.ActivityManagerNative; |
| import android.app.AppGlobals; |
| import android.app.AppOpsManager; |
| import android.app.KeyguardManager; |
| import android.bluetooth.BluetoothA2dp; |
| import android.bluetooth.BluetoothAdapter; |
| import android.bluetooth.BluetoothClass; |
| import android.bluetooth.BluetoothDevice; |
| import android.bluetooth.BluetoothHeadset; |
| import android.bluetooth.BluetoothProfile; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.pm.PackageInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.UserInfo; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.content.res.XmlResourceParser; |
| import android.database.ContentObserver; |
| import android.hardware.hdmi.HdmiControlManager; |
| import android.hardware.hdmi.HdmiPlaybackClient; |
| import android.hardware.hdmi.HdmiTvClient; |
| import android.hardware.usb.UsbManager; |
| import android.media.AudioAttributes; |
| import android.media.AudioDevicePort; |
| import android.media.AudioSystem; |
| import android.media.AudioFormat; |
| import android.media.AudioManager; |
| import android.media.AudioManagerInternal; |
| import android.media.AudioPort; |
| import android.media.AudioRoutesInfo; |
| import android.media.IAudioFocusDispatcher; |
| import android.media.IAudioRoutesObserver; |
| import android.media.IAudioService; |
| import android.media.IRemoteControlDisplay; |
| import android.media.IRingtonePlayer; |
| import android.media.IVolumeController; |
| import android.media.MediaPlayer; |
| import android.media.SoundPool; |
| import android.media.VolumePolicy; |
| import android.media.MediaPlayer.OnCompletionListener; |
| import android.media.MediaPlayer.OnErrorListener; |
| import android.media.audiopolicy.AudioMix; |
| import android.media.audiopolicy.AudioPolicy; |
| import android.media.audiopolicy.AudioPolicyConfig; |
| import android.media.audiopolicy.IAudioPolicyCallback; |
| import android.os.Binder; |
| import android.os.Build; |
| import android.os.Environment; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.PowerManager; |
| import android.os.RemoteCallbackList; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.SystemProperties; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.os.Vibrator; |
| import android.provider.Settings; |
| import android.provider.Settings.System; |
| import android.telecom.TelecomManager; |
| import android.text.TextUtils; |
| import android.util.AndroidRuntimeException; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.Log; |
| import android.util.MathUtils; |
| import android.util.Slog; |
| import android.util.SparseIntArray; |
| import android.view.KeyEvent; |
| import android.view.OrientationEventListener; |
| import android.view.Surface; |
| import android.view.WindowManager; |
| import android.view.accessibility.AccessibilityManager; |
| |
| import com.android.internal.util.XmlUtils; |
| import com.android.server.EventLogTags; |
| import com.android.server.LocalServices; |
| import com.android.server.pm.UserManagerService; |
| |
| import org.xmlpull.v1.XmlPullParserException; |
| |
| import java.io.FileDescriptor; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.lang.reflect.Field; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.NoSuchElementException; |
| import java.util.Objects; |
| |
| /** |
| * The implementation of the volume manager service. |
| * <p> |
| * This implementation focuses on delivering a responsive UI. Most methods are |
| * asynchronous to external calls. For example, the task of setting a volume |
| * will update our internal state, but in a separate thread will set the system |
| * volume and later persist to the database. Similarly, setting the ringer mode |
| * will update the state and broadcast a change and in a separate thread later |
| * persist the ringer mode. |
| * |
| * @hide |
| */ |
| public class AudioService extends IAudioService.Stub { |
| |
| private static final String TAG = "AudioService"; |
| |
| /** Debug audio mode */ |
| protected static final boolean DEBUG_MODE = Log.isLoggable(TAG + ".MOD", Log.DEBUG); |
| |
| /** Debug audio policy feature */ |
| protected static final boolean DEBUG_AP = Log.isLoggable(TAG + ".AP", Log.DEBUG); |
| |
| /** Debug volumes */ |
| protected static final boolean DEBUG_VOL = Log.isLoggable(TAG + ".VOL", Log.DEBUG); |
| |
| /** debug calls to devices APIs */ |
| protected static final boolean DEBUG_DEVICES = Log.isLoggable(TAG + ".DEVICES", Log.DEBUG); |
| |
| /** How long to delay before persisting a change in volume/ringer mode. */ |
| private static final int PERSIST_DELAY = 500; |
| |
| /** How long to delay after a volume down event before unmuting a stream */ |
| private static final int UNMUTE_STREAM_DELAY = 350; |
| |
| /** |
| * Only used in the result from {@link #checkForRingerModeChange(int, int, int)} |
| */ |
| private static final int FLAG_ADJUST_VOLUME = 1; |
| |
| private final Context mContext; |
| private final ContentResolver mContentResolver; |
| private final AppOpsManager mAppOps; |
| |
| // the platform type affects volume and silent mode behavior |
| private final int mPlatformType; |
| |
| private boolean isPlatformVoice() { |
| return mPlatformType == AudioSystem.PLATFORM_VOICE; |
| } |
| |
| private boolean isPlatformTelevision() { |
| return mPlatformType == AudioSystem.PLATFORM_TELEVISION; |
| } |
| |
| /** The controller for the volume UI. */ |
| private final VolumeController mVolumeController = new VolumeController(); |
| private final ControllerService mControllerService = new ControllerService(); |
| |
| // sendMsg() flags |
| /** If the msg is already queued, replace it with this one. */ |
| private static final int SENDMSG_REPLACE = 0; |
| /** If the msg is already queued, ignore this one and leave the old. */ |
| private static final int SENDMSG_NOOP = 1; |
| /** If the msg is already queued, queue this one and leave the old. */ |
| private static final int SENDMSG_QUEUE = 2; |
| |
| // AudioHandler messages |
| private static final int MSG_SET_DEVICE_VOLUME = 0; |
| private static final int MSG_PERSIST_VOLUME = 1; |
| private static final int MSG_PERSIST_RINGER_MODE = 3; |
| private static final int MSG_MEDIA_SERVER_DIED = 4; |
| private static final int MSG_PLAY_SOUND_EFFECT = 5; |
| private static final int MSG_BTA2DP_DOCK_TIMEOUT = 6; |
| private static final int MSG_LOAD_SOUND_EFFECTS = 7; |
| private static final int MSG_SET_FORCE_USE = 8; |
| private static final int MSG_BT_HEADSET_CNCT_FAILED = 9; |
| private static final int MSG_SET_ALL_VOLUMES = 10; |
| private static final int MSG_PERSIST_MASTER_VOLUME_MUTE = 11; |
| private static final int MSG_REPORT_NEW_ROUTES = 12; |
| private static final int MSG_SET_FORCE_BT_A2DP_USE = 13; |
| private static final int MSG_CHECK_MUSIC_ACTIVE = 14; |
| private static final int MSG_BROADCAST_AUDIO_BECOMING_NOISY = 15; |
| private static final int MSG_CONFIGURE_SAFE_MEDIA_VOLUME = 16; |
| private static final int MSG_CONFIGURE_SAFE_MEDIA_VOLUME_FORCED = 17; |
| private static final int MSG_PERSIST_SAFE_VOLUME_STATE = 18; |
| private static final int MSG_BROADCAST_BT_CONNECTION_STATE = 19; |
| private static final int MSG_UNLOAD_SOUND_EFFECTS = 20; |
| private static final int MSG_SYSTEM_READY = 21; |
| private static final int MSG_PERSIST_MUSIC_ACTIVE_MS = 22; |
| private static final int MSG_PERSIST_MICROPHONE_MUTE = 23; |
| private static final int MSG_UNMUTE_STREAM = 24; |
| private static final int MSG_DYN_POLICY_MIX_STATE_UPDATE = 25; |
| private static final int MSG_INDICATE_SYSTEM_READY = 26; |
| // start of messages handled under wakelock |
| // these messages can only be queued, i.e. sent with queueMsgUnderWakeLock(), |
| // and not with sendMsg(..., ..., SENDMSG_QUEUE, ...) |
| private static final int MSG_SET_WIRED_DEVICE_CONNECTION_STATE = 100; |
| private static final int MSG_SET_A2DP_SRC_CONNECTION_STATE = 101; |
| private static final int MSG_SET_A2DP_SINK_CONNECTION_STATE = 102; |
| // end of messages handled under wakelock |
| |
| private static final int BTA2DP_DOCK_TIMEOUT_MILLIS = 8000; |
| // Timeout for connection to bluetooth headset service |
| private static final int BT_HEADSET_CNCT_TIMEOUT_MS = 3000; |
| |
| // retry delay in case of failure to indicate system ready to AudioFlinger |
| private static final int INDICATE_SYSTEM_READY_RETRY_DELAY_MS = 1000; |
| |
| /** @see AudioSystemThread */ |
| private AudioSystemThread mAudioSystemThread; |
| /** @see AudioHandler */ |
| private AudioHandler mAudioHandler; |
| /** @see VolumeStreamState */ |
| private VolumeStreamState[] mStreamStates; |
| private SettingsObserver mSettingsObserver; |
| |
| private int mMode = AudioSystem.MODE_NORMAL; |
| // protects mRingerMode |
| private final Object mSettingsLock = new Object(); |
| |
| private SoundPool mSoundPool; |
| private final Object mSoundEffectsLock = new Object(); |
| private static final int NUM_SOUNDPOOL_CHANNELS = 4; |
| |
| /* Sound effect file names */ |
| private static final String SOUND_EFFECTS_PATH = "/media/audio/ui/"; |
| private static final List<String> SOUND_EFFECT_FILES = new ArrayList<String>(); |
| |
| /* Sound effect file name mapping sound effect id (AudioManager.FX_xxx) to |
| * file index in SOUND_EFFECT_FILES[] (first column) and indicating if effect |
| * uses soundpool (second column) */ |
| private final int[][] SOUND_EFFECT_FILES_MAP = new int[AudioManager.NUM_SOUND_EFFECTS][2]; |
| |
| /** Maximum volume index values for audio streams */ |
| private static int[] MAX_STREAM_VOLUME = new int[] { |
| 5, // STREAM_VOICE_CALL |
| 7, // STREAM_SYSTEM |
| 7, // STREAM_RING |
| 15, // STREAM_MUSIC |
| 7, // STREAM_ALARM |
| 7, // STREAM_NOTIFICATION |
| 15, // STREAM_BLUETOOTH_SCO |
| 7, // STREAM_SYSTEM_ENFORCED |
| 15, // STREAM_DTMF |
| 15 // STREAM_TTS |
| }; |
| |
| /** Minimum volume index values for audio streams */ |
| private static int[] MIN_STREAM_VOLUME = new int[] { |
| 1, // STREAM_VOICE_CALL |
| 0, // STREAM_SYSTEM |
| 0, // STREAM_RING |
| 0, // STREAM_MUSIC |
| 0, // STREAM_ALARM |
| 0, // STREAM_NOTIFICATION |
| 1, // STREAM_BLUETOOTH_SCO |
| 0, // STREAM_SYSTEM_ENFORCED |
| 0, // STREAM_DTMF |
| 0 // STREAM_TTS |
| }; |
| |
| /* mStreamVolumeAlias[] indicates for each stream if it uses the volume settings |
| * of another stream: This avoids multiplying the volume settings for hidden |
| * stream types that follow other stream behavior for volume settings |
| * NOTE: do not create loops in aliases! |
| * Some streams alias to different streams according to device category (phone or tablet) or |
| * use case (in call vs off call...). See updateStreamVolumeAlias() for more details. |
| * mStreamVolumeAlias contains STREAM_VOLUME_ALIAS_VOICE aliases for a voice capable device |
| * (phone), STREAM_VOLUME_ALIAS_TELEVISION for a television or set-top box and |
| * STREAM_VOLUME_ALIAS_DEFAULT for other devices (e.g. tablets).*/ |
| private final int[] STREAM_VOLUME_ALIAS_VOICE = new int[] { |
| AudioSystem.STREAM_VOICE_CALL, // STREAM_VOICE_CALL |
| AudioSystem.STREAM_RING, // STREAM_SYSTEM |
| AudioSystem.STREAM_RING, // STREAM_RING |
| AudioSystem.STREAM_MUSIC, // STREAM_MUSIC |
| AudioSystem.STREAM_ALARM, // STREAM_ALARM |
| AudioSystem.STREAM_RING, // STREAM_NOTIFICATION |
| AudioSystem.STREAM_BLUETOOTH_SCO, // STREAM_BLUETOOTH_SCO |
| AudioSystem.STREAM_RING, // STREAM_SYSTEM_ENFORCED |
| AudioSystem.STREAM_RING, // STREAM_DTMF |
| AudioSystem.STREAM_MUSIC // STREAM_TTS |
| }; |
| private final int[] STREAM_VOLUME_ALIAS_TELEVISION = new int[] { |
| AudioSystem.STREAM_MUSIC, // STREAM_VOICE_CALL |
| AudioSystem.STREAM_MUSIC, // STREAM_SYSTEM |
| AudioSystem.STREAM_MUSIC, // STREAM_RING |
| AudioSystem.STREAM_MUSIC, // STREAM_MUSIC |
| AudioSystem.STREAM_MUSIC, // STREAM_ALARM |
| AudioSystem.STREAM_MUSIC, // STREAM_NOTIFICATION |
| AudioSystem.STREAM_MUSIC, // STREAM_BLUETOOTH_SCO |
| AudioSystem.STREAM_MUSIC, // STREAM_SYSTEM_ENFORCED |
| AudioSystem.STREAM_MUSIC, // STREAM_DTMF |
| AudioSystem.STREAM_MUSIC // STREAM_TTS |
| }; |
| private final int[] STREAM_VOLUME_ALIAS_DEFAULT = new int[] { |
| AudioSystem.STREAM_VOICE_CALL, // STREAM_VOICE_CALL |
| AudioSystem.STREAM_RING, // STREAM_SYSTEM |
| AudioSystem.STREAM_RING, // STREAM_RING |
| AudioSystem.STREAM_MUSIC, // STREAM_MUSIC |
| AudioSystem.STREAM_ALARM, // STREAM_ALARM |
| AudioSystem.STREAM_RING, // STREAM_NOTIFICATION |
| AudioSystem.STREAM_BLUETOOTH_SCO, // STREAM_BLUETOOTH_SCO |
| AudioSystem.STREAM_RING, // STREAM_SYSTEM_ENFORCED |
| AudioSystem.STREAM_RING, // STREAM_DTMF |
| AudioSystem.STREAM_MUSIC // STREAM_TTS |
| }; |
| private int[] mStreamVolumeAlias; |
| |
| /** |
| * Map AudioSystem.STREAM_* constants to app ops. This should be used |
| * after mapping through mStreamVolumeAlias. |
| */ |
| private static final int[] STREAM_VOLUME_OPS = new int[] { |
| AppOpsManager.OP_AUDIO_VOICE_VOLUME, // STREAM_VOICE_CALL |
| AppOpsManager.OP_AUDIO_MEDIA_VOLUME, // STREAM_SYSTEM |
| AppOpsManager.OP_AUDIO_RING_VOLUME, // STREAM_RING |
| AppOpsManager.OP_AUDIO_MEDIA_VOLUME, // STREAM_MUSIC |
| AppOpsManager.OP_AUDIO_ALARM_VOLUME, // STREAM_ALARM |
| AppOpsManager.OP_AUDIO_NOTIFICATION_VOLUME, // STREAM_NOTIFICATION |
| AppOpsManager.OP_AUDIO_BLUETOOTH_VOLUME, // STREAM_BLUETOOTH_SCO |
| AppOpsManager.OP_AUDIO_MEDIA_VOLUME, // STREAM_SYSTEM_ENFORCED |
| AppOpsManager.OP_AUDIO_MEDIA_VOLUME, // STREAM_DTMF |
| AppOpsManager.OP_AUDIO_MEDIA_VOLUME, // STREAM_TTS |
| }; |
| |
| private final boolean mUseFixedVolume; |
| |
| private final AudioSystem.ErrorCallback mAudioSystemCallback = new AudioSystem.ErrorCallback() { |
| public void onError(int error) { |
| switch (error) { |
| case AudioSystem.AUDIO_STATUS_SERVER_DIED: |
| sendMsg(mAudioHandler, MSG_MEDIA_SERVER_DIED, |
| SENDMSG_NOOP, 0, 0, null, 0); |
| break; |
| default: |
| break; |
| } |
| } |
| }; |
| |
| /** |
| * Current ringer mode from one of {@link AudioManager#RINGER_MODE_NORMAL}, |
| * {@link AudioManager#RINGER_MODE_SILENT}, or |
| * {@link AudioManager#RINGER_MODE_VIBRATE}. |
| */ |
| // protected by mSettingsLock |
| private int mRingerMode; // internal ringer mode, affects muting of underlying streams |
| private int mRingerModeExternal = -1; // reported ringer mode to outside clients (AudioManager) |
| |
| /** @see System#MODE_RINGER_STREAMS_AFFECTED */ |
| private int mRingerModeAffectedStreams = 0; |
| |
| // Streams currently muted by ringer mode |
| private int mRingerModeMutedStreams; |
| |
| /** Streams that can be muted. Do not resolve to aliases when checking. |
| * @see System#MUTE_STREAMS_AFFECTED */ |
| private int mMuteAffectedStreams; |
| |
| /** |
| * NOTE: setVibrateSetting(), getVibrateSetting(), shouldVibrate() are deprecated. |
| * mVibrateSetting is just maintained during deprecation period but vibration policy is |
| * now only controlled by mHasVibrator and mRingerMode |
| */ |
| private int mVibrateSetting; |
| |
| // Is there a vibrator |
| private final boolean mHasVibrator; |
| |
| // Broadcast receiver for device connections intent broadcasts |
| private final BroadcastReceiver mReceiver = new AudioServiceBroadcastReceiver(); |
| |
| // Devices currently connected |
| // Use makeDeviceListKey() to make a unique key for this list. |
| private class DeviceListSpec { |
| int mDeviceType; |
| String mDeviceName; |
| String mDeviceAddress; |
| |
| public DeviceListSpec(int deviceType, String deviceName, String deviceAddress) { |
| mDeviceType = deviceType; |
| mDeviceName = deviceName; |
| mDeviceAddress = deviceAddress; |
| } |
| |
| public String toString() { |
| return "[type:0x" + Integer.toHexString(mDeviceType) + " name:" + mDeviceName |
| + " address:" + mDeviceAddress + "]"; |
| } |
| } |
| |
| // Generate a unique key for the mConnectedDevices List by composing the device "type" |
| // and the "address" associated with a specific instance of that device type |
| private String makeDeviceListKey(int device, String deviceAddress) { |
| return "0x" + Integer.toHexString(device) + ":" + deviceAddress; |
| } |
| |
| private final ArrayMap<String, DeviceListSpec> mConnectedDevices = new ArrayMap<>(); |
| |
| // Forced device usage for communications |
| private int mForcedUseForComm; |
| |
| // List of binder death handlers for setMode() client processes. |
| // The last process to have called setMode() is at the top of the list. |
| private final ArrayList <SetModeDeathHandler> mSetModeDeathHandlers = new ArrayList <SetModeDeathHandler>(); |
| |
| // List of clients having issued a SCO start request |
| private final ArrayList <ScoClient> mScoClients = new ArrayList <ScoClient>(); |
| |
| // BluetoothHeadset API to control SCO connection |
| private BluetoothHeadset mBluetoothHeadset; |
| |
| // Bluetooth headset device |
| private BluetoothDevice mBluetoothHeadsetDevice; |
| |
| // Indicate if SCO audio connection is currently active and if the initiator is |
| // audio service (internal) or bluetooth headset (external) |
| private int mScoAudioState; |
| // SCO audio state is not active |
| private static final int SCO_STATE_INACTIVE = 0; |
| // SCO audio activation request waiting for headset service to connect |
| private static final int SCO_STATE_ACTIVATE_REQ = 1; |
| // SCO audio state is active or starting due to a request from AudioManager API |
| private static final int SCO_STATE_ACTIVE_INTERNAL = 3; |
| // SCO audio deactivation request waiting for headset service to connect |
| private static final int SCO_STATE_DEACTIVATE_REQ = 5; |
| |
| // SCO audio state is active due to an action in BT handsfree (either voice recognition or |
| // in call audio) |
| private static final int SCO_STATE_ACTIVE_EXTERNAL = 2; |
| // Deactivation request for all SCO connections (initiated by audio mode change) |
| // waiting for headset service to connect |
| private static final int SCO_STATE_DEACTIVATE_EXT_REQ = 4; |
| |
| // Indicates the mode used for SCO audio connection. The mode is virtual call if the request |
| // originated from an app targeting an API version before JB MR2 and raw audio after that. |
| private int mScoAudioMode; |
| // SCO audio mode is undefined |
| private static final int SCO_MODE_UNDEFINED = -1; |
| // SCO audio mode is virtual voice call (BluetoothHeadset.startScoUsingVirtualVoiceCall()) |
| private static final int SCO_MODE_VIRTUAL_CALL = 0; |
| // SCO audio mode is raw audio (BluetoothHeadset.connectAudio()) |
| private static final int SCO_MODE_RAW = 1; |
| // SCO audio mode is Voice Recognition (BluetoothHeadset.startVoiceRecognition()) |
| private static final int SCO_MODE_VR = 2; |
| |
| private static final int SCO_MODE_MAX = 2; |
| |
| // Current connection state indicated by bluetooth headset |
| private int mScoConnectionState; |
| |
| // true if boot sequence has been completed |
| private boolean mSystemReady; |
| // listener for SoundPool sample load completion indication |
| private SoundPoolCallback mSoundPoolCallBack; |
| // thread for SoundPool listener |
| private SoundPoolListenerThread mSoundPoolListenerThread; |
| // message looper for SoundPool listener |
| private Looper mSoundPoolLooper = null; |
| // volume applied to sound played with playSoundEffect() |
| private static int sSoundEffectVolumeDb; |
| // previous volume adjustment direction received by checkForRingerModeChange() |
| private int mPrevVolDirection = AudioManager.ADJUST_SAME; |
| // Keyguard manager proxy |
| private KeyguardManager mKeyguardManager; |
| // mVolumeControlStream is set by VolumePanel to temporarily force the stream type which volume |
| // is controlled by Vol keys. |
| private int mVolumeControlStream = -1; |
| private final Object mForceControlStreamLock = new Object(); |
| // VolumePanel is currently the only client of forceVolumeControlStream() and runs in system |
| // server process so in theory it is not necessary to monitor the client death. |
| // However it is good to be ready for future evolutions. |
| private ForceControlStreamClient mForceControlStreamClient = null; |
| // Used to play ringtones outside system_server |
| private volatile IRingtonePlayer mRingtonePlayer; |
| |
| private int mDeviceOrientation = Configuration.ORIENTATION_UNDEFINED; |
| private int mDeviceRotation = Surface.ROTATION_0; |
| |
| // Request to override default use of A2DP for media. |
| private boolean mBluetoothA2dpEnabled; |
| private final Object mBluetoothA2dpEnabledLock = new Object(); |
| |
| // Monitoring of audio routes. Protected by mCurAudioRoutes. |
| final AudioRoutesInfo mCurAudioRoutes = new AudioRoutesInfo(); |
| final RemoteCallbackList<IAudioRoutesObserver> mRoutesObservers |
| = new RemoteCallbackList<IAudioRoutesObserver>(); |
| |
| // Devices for which the volume is fixed and VolumePanel slider should be disabled |
| int mFixedVolumeDevices = AudioSystem.DEVICE_OUT_HDMI | |
| AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET | |
| AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET | |
| AudioSystem.DEVICE_OUT_HDMI_ARC | |
| AudioSystem.DEVICE_OUT_SPDIF | |
| AudioSystem.DEVICE_OUT_AUX_LINE; |
| int mFullVolumeDevices = 0; |
| |
| // TODO merge orientation and rotation |
| private final boolean mMonitorOrientation; |
| private final boolean mMonitorRotation; |
| |
| private boolean mDockAudioMediaEnabled = true; |
| |
| private int mDockState = Intent.EXTRA_DOCK_STATE_UNDOCKED; |
| |
| // Used when safe volume warning message display is requested by setStreamVolume(). In this |
| // case, the new requested volume, stream type and device are stored in mPendingVolumeCommand |
| // and used later when/if disableSafeMediaVolume() is called. |
| private StreamVolumeCommand mPendingVolumeCommand; |
| |
| private PowerManager.WakeLock mAudioEventWakeLock; |
| |
| private final MediaFocusControl mMediaFocusControl; |
| |
| // Reference to BluetoothA2dp to query for AbsoluteVolume. |
| private BluetoothA2dp mA2dp; |
| // lock always taken synchronized on mConnectedDevices |
| private final Object mA2dpAvrcpLock = new Object(); |
| // If absolute volume is supported in AVRCP device |
| private boolean mAvrcpAbsVolSupported = false; |
| |
| private AudioOrientationEventListener mOrientationListener; |
| |
| private static Long mLastDeviceConnectMsgTime = new Long(0); |
| |
| private AudioManagerInternal.RingerModeDelegate mRingerModeDelegate; |
| private VolumePolicy mVolumePolicy = VolumePolicy.DEFAULT; |
| private long mLoweredFromNormalToVibrateTime; |
| |
| // Intent "extra" data keys. |
| public static final String CONNECT_INTENT_KEY_PORT_NAME = "portName"; |
| public static final String CONNECT_INTENT_KEY_STATE = "state"; |
| public static final String CONNECT_INTENT_KEY_ADDRESS = "address"; |
| public static final String CONNECT_INTENT_KEY_HAS_PLAYBACK = "hasPlayback"; |
| public static final String CONNECT_INTENT_KEY_HAS_CAPTURE = "hasCapture"; |
| public static final String CONNECT_INTENT_KEY_HAS_MIDI = "hasMIDI"; |
| public static final String CONNECT_INTENT_KEY_DEVICE_CLASS = "class"; |
| |
| // Defines the format for the connection "address" for ALSA devices |
| public static String makeAlsaAddressString(int card, int device) { |
| return "card=" + card + ";device=" + device + ";"; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Construction |
| /////////////////////////////////////////////////////////////////////////// |
| |
| /** @hide */ |
| public AudioService(Context context) { |
| mContext = context; |
| mContentResolver = context.getContentResolver(); |
| mAppOps = (AppOpsManager)context.getSystemService(Context.APP_OPS_SERVICE); |
| |
| mPlatformType = AudioSystem.getPlatformType(context); |
| |
| PowerManager pm = (PowerManager)context.getSystemService(Context.POWER_SERVICE); |
| mAudioEventWakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "handleAudioEvent"); |
| |
| Vibrator vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE); |
| mHasVibrator = vibrator == null ? false : vibrator.hasVibrator(); |
| |
| // Initialize volume |
| int maxVolume = SystemProperties.getInt("ro.config.vc_call_vol_steps", |
| MAX_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL]); |
| if (maxVolume != MAX_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL]) { |
| MAX_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL] = maxVolume; |
| AudioSystem.DEFAULT_STREAM_VOLUME[AudioSystem.STREAM_VOICE_CALL] = (maxVolume * 3) / 4; |
| } |
| maxVolume = SystemProperties.getInt("ro.config.media_vol_steps", |
| MAX_STREAM_VOLUME[AudioSystem.STREAM_MUSIC]); |
| if (maxVolume != MAX_STREAM_VOLUME[AudioSystem.STREAM_MUSIC]) { |
| MAX_STREAM_VOLUME[AudioSystem.STREAM_MUSIC] = maxVolume; |
| AudioSystem.DEFAULT_STREAM_VOLUME[AudioSystem.STREAM_MUSIC] = (maxVolume * 3) / 4; |
| } |
| |
| sSoundEffectVolumeDb = context.getResources().getInteger( |
| com.android.internal.R.integer.config_soundEffectVolumeDb); |
| |
| mForcedUseForComm = AudioSystem.FORCE_NONE; |
| |
| createAudioSystemThread(); |
| |
| AudioSystem.setErrorCallback(mAudioSystemCallback); |
| |
| boolean cameraSoundForced = readCameraSoundForced(); |
| mCameraSoundForced = new Boolean(cameraSoundForced); |
| sendMsg(mAudioHandler, |
| MSG_SET_FORCE_USE, |
| SENDMSG_QUEUE, |
| AudioSystem.FOR_SYSTEM, |
| cameraSoundForced ? |
| AudioSystem.FORCE_SYSTEM_ENFORCED : AudioSystem.FORCE_NONE, |
| null, |
| 0); |
| |
| mSafeMediaVolumeState = new Integer(Settings.Global.getInt(mContentResolver, |
| Settings.Global.AUDIO_SAFE_VOLUME_STATE, |
| SAFE_MEDIA_VOLUME_NOT_CONFIGURED)); |
| // The default safe volume index read here will be replaced by the actual value when |
| // the mcc is read by onConfigureSafeVolume() |
| mSafeMediaVolumeIndex = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_safe_media_volume_index) * 10; |
| |
| mUseFixedVolume = mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_useFixedVolume); |
| |
| // must be called before readPersistedSettings() which needs a valid mStreamVolumeAlias[] |
| // array initialized by updateStreamVolumeAlias() |
| updateStreamVolumeAlias(false /*updateVolumes*/, TAG); |
| readPersistedSettings(); |
| mSettingsObserver = new SettingsObserver(); |
| createStreamStates(); |
| |
| mMediaFocusControl = new MediaFocusControl(mAudioHandler.getLooper(), |
| mContext, mVolumeController, this); |
| |
| readAndSetLowRamDevice(); |
| |
| // Call setRingerModeInt() to apply correct mute |
| // state on streams affected by ringer mode. |
| mRingerModeMutedStreams = 0; |
| setRingerModeInt(getRingerModeInternal(), false); |
| |
| // Register for device connection intent broadcasts. |
| IntentFilter intentFilter = |
| new IntentFilter(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED); |
| intentFilter.addAction(BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED); |
| intentFilter.addAction(Intent.ACTION_DOCK_EVENT); |
| intentFilter.addAction(Intent.ACTION_SCREEN_ON); |
| intentFilter.addAction(Intent.ACTION_SCREEN_OFF); |
| intentFilter.addAction(Intent.ACTION_USER_SWITCHED); |
| intentFilter.addAction(Intent.ACTION_USER_BACKGROUND); |
| intentFilter.addAction(Intent.ACTION_USER_FOREGROUND); |
| intentFilter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED); |
| |
| intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED); |
| // TODO merge orientation and rotation |
| mMonitorOrientation = SystemProperties.getBoolean("ro.audio.monitorOrientation", false); |
| if (mMonitorOrientation) { |
| Log.v(TAG, "monitoring device orientation"); |
| // initialize orientation in AudioSystem |
| setOrientationForAudioSystem(); |
| } |
| mMonitorRotation = SystemProperties.getBoolean("ro.audio.monitorRotation", false); |
| if (mMonitorRotation) { |
| mDeviceRotation = ((WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE)) |
| .getDefaultDisplay().getRotation(); |
| Log.v(TAG, "monitoring device rotation, initial=" + mDeviceRotation); |
| |
| mOrientationListener = new AudioOrientationEventListener(mContext); |
| mOrientationListener.enable(); |
| |
| // initialize rotation in AudioSystem |
| setRotationForAudioSystem(); |
| } |
| |
| context.registerReceiverAsUser(mReceiver, UserHandle.ALL, intentFilter, null, null); |
| |
| LocalServices.addService(AudioManagerInternal.class, new AudioServiceInternal()); |
| } |
| |
| public void systemReady() { |
| sendMsg(mAudioHandler, MSG_SYSTEM_READY, SENDMSG_QUEUE, |
| 0, 0, null, 0); |
| } |
| |
| public void onSystemReady() { |
| mSystemReady = true; |
| sendMsg(mAudioHandler, MSG_LOAD_SOUND_EFFECTS, SENDMSG_QUEUE, |
| 0, 0, null, 0); |
| |
| mKeyguardManager = |
| (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); |
| mScoConnectionState = AudioManager.SCO_AUDIO_STATE_ERROR; |
| resetBluetoothSco(); |
| getBluetoothHeadset(); |
| //FIXME: this is to maintain compatibility with deprecated intent |
| // AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED. Remove when appropriate. |
| Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED); |
| newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, |
| AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| sendStickyBroadcastToAll(newIntent); |
| |
| BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); |
| if (adapter != null) { |
| adapter.getProfileProxy(mContext, mBluetoothProfileServiceListener, |
| BluetoothProfile.A2DP); |
| } |
| |
| mHdmiManager = |
| (HdmiControlManager) mContext.getSystemService(Context.HDMI_CONTROL_SERVICE); |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| mHdmiTvClient = mHdmiManager.getTvClient(); |
| if (mHdmiTvClient != null) { |
| mFixedVolumeDevices &= ~AudioSystem.DEVICE_ALL_HDMI_SYSTEM_AUDIO_AND_SPEAKER; |
| } |
| mHdmiPlaybackClient = mHdmiManager.getPlaybackClient(); |
| mHdmiCecSink = false; |
| } |
| } |
| |
| sendMsg(mAudioHandler, |
| MSG_CONFIGURE_SAFE_MEDIA_VOLUME_FORCED, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| TAG, |
| SAFE_VOLUME_CONFIGURE_TIMEOUT_MS); |
| |
| StreamOverride.init(mContext); |
| mControllerService.init(); |
| onIndicateSystemReady(); |
| } |
| |
| void onIndicateSystemReady() { |
| if (AudioSystem.systemReady() == AudioSystem.SUCCESS) { |
| return; |
| } |
| sendMsg(mAudioHandler, |
| MSG_INDICATE_SYSTEM_READY, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| null, |
| INDICATE_SYSTEM_READY_RETRY_DELAY_MS); |
| } |
| |
| public void onMediaServerDied() { |
| if (!mSystemReady || |
| (AudioSystem.checkAudioFlinger() != AudioSystem.AUDIO_STATUS_OK)) { |
| Log.e(TAG, "Media server died."); |
| sendMsg(mAudioHandler, MSG_MEDIA_SERVER_DIED, SENDMSG_NOOP, 0, 0, |
| null, 500); |
| return; |
| } |
| Log.e(TAG, "Media server started."); |
| |
| // indicate to audio HAL that we start the reconfiguration phase after a media |
| // server crash |
| // Note that we only execute this when the media server |
| // process restarts after a crash, not the first time it is started. |
| AudioSystem.setParameters("restarting=true"); |
| |
| readAndSetLowRamDevice(); |
| |
| // Restore device connection states |
| synchronized (mConnectedDevices) { |
| for (int i = 0; i < mConnectedDevices.size(); i++) { |
| DeviceListSpec spec = mConnectedDevices.valueAt(i); |
| AudioSystem.setDeviceConnectionState( |
| spec.mDeviceType, |
| AudioSystem.DEVICE_STATE_AVAILABLE, |
| spec.mDeviceAddress, |
| spec.mDeviceName); |
| } |
| } |
| // Restore call state |
| AudioSystem.setPhoneState(mMode); |
| |
| // Restore forced usage for communcations and record |
| AudioSystem.setForceUse(AudioSystem.FOR_COMMUNICATION, mForcedUseForComm); |
| AudioSystem.setForceUse(AudioSystem.FOR_RECORD, mForcedUseForComm); |
| AudioSystem.setForceUse(AudioSystem.FOR_SYSTEM, mCameraSoundForced ? |
| AudioSystem.FORCE_SYSTEM_ENFORCED : AudioSystem.FORCE_NONE); |
| |
| // Restore stream volumes |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) { |
| VolumeStreamState streamState = mStreamStates[streamType]; |
| AudioSystem.initStreamVolume(streamType, 0, (streamState.mIndexMax + 5) / 10); |
| |
| streamState.applyAllVolumes(); |
| } |
| |
| // Restore ringer mode |
| setRingerModeInt(getRingerModeInternal(), false); |
| |
| // Reset device orientation (if monitored for this device) |
| if (mMonitorOrientation) { |
| setOrientationForAudioSystem(); |
| } |
| if (mMonitorRotation) { |
| setRotationForAudioSystem(); |
| } |
| |
| synchronized (mBluetoothA2dpEnabledLock) { |
| AudioSystem.setForceUse(AudioSystem.FOR_MEDIA, |
| mBluetoothA2dpEnabled ? |
| AudioSystem.FORCE_NONE : AudioSystem.FORCE_NO_BT_A2DP); |
| } |
| |
| synchronized (mSettingsLock) { |
| AudioSystem.setForceUse(AudioSystem.FOR_DOCK, |
| mDockAudioMediaEnabled ? |
| AudioSystem.FORCE_ANALOG_DOCK : AudioSystem.FORCE_NONE); |
| } |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| if (mHdmiTvClient != null) { |
| setHdmiSystemAudioSupported(mHdmiSystemAudioSupported); |
| } |
| } |
| } |
| |
| synchronized (mAudioPolicies) { |
| for (AudioPolicyProxy policy : mAudioPolicies.values()) { |
| policy.connectMixes(); |
| } |
| } |
| |
| onIndicateSystemReady(); |
| // indicate the end of reconfiguration phase to audio HAL |
| AudioSystem.setParameters("restarting=false"); |
| } |
| |
| private void createAudioSystemThread() { |
| mAudioSystemThread = new AudioSystemThread(); |
| mAudioSystemThread.start(); |
| waitForAudioHandlerCreation(); |
| } |
| |
| /** Waits for the volume handler to be created by the other thread. */ |
| private void waitForAudioHandlerCreation() { |
| synchronized(this) { |
| while (mAudioHandler == null) { |
| try { |
| // Wait for mAudioHandler to be set by the other thread |
| wait(); |
| } catch (InterruptedException e) { |
| Log.e(TAG, "Interrupted while waiting on volume handler."); |
| } |
| } |
| } |
| } |
| |
| private void checkAllAliasStreamVolumes() { |
| synchronized (VolumeStreamState.class) { |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = 0; streamType < numStreamTypes; streamType++) { |
| if (streamType != mStreamVolumeAlias[streamType]) { |
| mStreamStates[streamType]. |
| setAllIndexes(mStreamStates[mStreamVolumeAlias[streamType]], |
| TAG); |
| } |
| // apply stream volume |
| if (!mStreamStates[streamType].mIsMuted) { |
| mStreamStates[streamType].applyAllVolumes(); |
| } |
| } |
| } |
| } |
| |
| private void checkAllFixedVolumeDevices() |
| { |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = 0; streamType < numStreamTypes; streamType++) { |
| mStreamStates[streamType].checkFixedVolumeDevices(); |
| } |
| } |
| |
| private void checkAllFixedVolumeDevices(int streamType) { |
| mStreamStates[streamType].checkFixedVolumeDevices(); |
| } |
| |
| private void checkMuteAffectedStreams() { |
| // any stream with a min level > 0 is not muteable by definition |
| for (int i = 0; i < mStreamStates.length; i++) { |
| final VolumeStreamState vss = mStreamStates[i]; |
| if (vss.mIndexMin > 0) { |
| mMuteAffectedStreams &= ~(1 << vss.mStreamType); |
| } |
| } |
| } |
| |
| private void createStreamStates() { |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| VolumeStreamState[] streams = mStreamStates = new VolumeStreamState[numStreamTypes]; |
| |
| for (int i = 0; i < numStreamTypes; i++) { |
| streams[i] = new VolumeStreamState(System.VOLUME_SETTINGS[mStreamVolumeAlias[i]], i); |
| } |
| |
| checkAllFixedVolumeDevices(); |
| checkAllAliasStreamVolumes(); |
| checkMuteAffectedStreams(); |
| } |
| |
| private void dumpStreamStates(PrintWriter pw) { |
| pw.println("\nStream volumes (device: index)"); |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int i = 0; i < numStreamTypes; i++) { |
| pw.println("- " + AudioSystem.STREAM_NAMES[i] + ":"); |
| mStreamStates[i].dump(pw); |
| pw.println(""); |
| } |
| pw.print("\n- mute affected streams = 0x"); |
| pw.println(Integer.toHexString(mMuteAffectedStreams)); |
| } |
| |
| private void updateStreamVolumeAlias(boolean updateVolumes, String caller) { |
| int dtmfStreamAlias; |
| |
| switch (mPlatformType) { |
| case AudioSystem.PLATFORM_VOICE: |
| mStreamVolumeAlias = STREAM_VOLUME_ALIAS_VOICE; |
| dtmfStreamAlias = AudioSystem.STREAM_RING; |
| break; |
| case AudioSystem.PLATFORM_TELEVISION: |
| mStreamVolumeAlias = STREAM_VOLUME_ALIAS_TELEVISION; |
| dtmfStreamAlias = AudioSystem.STREAM_MUSIC; |
| break; |
| default: |
| mStreamVolumeAlias = STREAM_VOLUME_ALIAS_DEFAULT; |
| dtmfStreamAlias = AudioSystem.STREAM_MUSIC; |
| } |
| |
| if (isPlatformTelevision()) { |
| mRingerModeAffectedStreams = 0; |
| } else { |
| if (isInCommunication()) { |
| dtmfStreamAlias = AudioSystem.STREAM_VOICE_CALL; |
| mRingerModeAffectedStreams &= ~(1 << AudioSystem.STREAM_DTMF); |
| } else { |
| mRingerModeAffectedStreams |= (1 << AudioSystem.STREAM_DTMF); |
| } |
| } |
| |
| mStreamVolumeAlias[AudioSystem.STREAM_DTMF] = dtmfStreamAlias; |
| if (updateVolumes) { |
| mStreamStates[AudioSystem.STREAM_DTMF].setAllIndexes(mStreamStates[dtmfStreamAlias], |
| caller); |
| // apply stream mute states according to new value of mRingerModeAffectedStreams |
| setRingerModeInt(getRingerModeInternal(), false); |
| sendMsg(mAudioHandler, |
| MSG_SET_ALL_VOLUMES, |
| SENDMSG_QUEUE, |
| 0, |
| 0, |
| mStreamStates[AudioSystem.STREAM_DTMF], 0); |
| } |
| } |
| |
| private void readDockAudioSettings(ContentResolver cr) |
| { |
| mDockAudioMediaEnabled = Settings.Global.getInt( |
| cr, Settings.Global.DOCK_AUDIO_MEDIA_ENABLED, 0) == 1; |
| |
| sendMsg(mAudioHandler, |
| MSG_SET_FORCE_USE, |
| SENDMSG_QUEUE, |
| AudioSystem.FOR_DOCK, |
| mDockAudioMediaEnabled ? |
| AudioSystem.FORCE_ANALOG_DOCK : AudioSystem.FORCE_NONE, |
| null, |
| 0); |
| } |
| |
| private void readPersistedSettings() { |
| final ContentResolver cr = mContentResolver; |
| |
| int ringerModeFromSettings = |
| Settings.Global.getInt( |
| cr, Settings.Global.MODE_RINGER, AudioManager.RINGER_MODE_NORMAL); |
| int ringerMode = ringerModeFromSettings; |
| // sanity check in case the settings are restored from a device with incompatible |
| // ringer modes |
| if (!isValidRingerMode(ringerMode)) { |
| ringerMode = AudioManager.RINGER_MODE_NORMAL; |
| } |
| if ((ringerMode == AudioManager.RINGER_MODE_VIBRATE) && !mHasVibrator) { |
| ringerMode = AudioManager.RINGER_MODE_SILENT; |
| } |
| if (ringerMode != ringerModeFromSettings) { |
| Settings.Global.putInt(cr, Settings.Global.MODE_RINGER, ringerMode); |
| } |
| if (mUseFixedVolume || isPlatformTelevision()) { |
| ringerMode = AudioManager.RINGER_MODE_NORMAL; |
| } |
| synchronized(mSettingsLock) { |
| mRingerMode = ringerMode; |
| if (mRingerModeExternal == -1) { |
| mRingerModeExternal = mRingerMode; |
| } |
| |
| // System.VIBRATE_ON is not used any more but defaults for mVibrateSetting |
| // are still needed while setVibrateSetting() and getVibrateSetting() are being |
| // deprecated. |
| mVibrateSetting = AudioSystem.getValueForVibrateSetting(0, |
| AudioManager.VIBRATE_TYPE_NOTIFICATION, |
| mHasVibrator ? AudioManager.VIBRATE_SETTING_ONLY_SILENT |
| : AudioManager.VIBRATE_SETTING_OFF); |
| mVibrateSetting = AudioSystem.getValueForVibrateSetting(mVibrateSetting, |
| AudioManager.VIBRATE_TYPE_RINGER, |
| mHasVibrator ? AudioManager.VIBRATE_SETTING_ONLY_SILENT |
| : AudioManager.VIBRATE_SETTING_OFF); |
| |
| updateRingerModeAffectedStreams(); |
| readDockAudioSettings(cr); |
| } |
| |
| mMuteAffectedStreams = System.getIntForUser(cr, |
| System.MUTE_STREAMS_AFFECTED, AudioSystem.DEFAULT_MUTE_STREAMS_AFFECTED, |
| UserHandle.USER_CURRENT); |
| |
| boolean masterMute = System.getIntForUser(cr, System.VOLUME_MASTER_MUTE, |
| 0, UserHandle.USER_CURRENT) == 1; |
| if (mUseFixedVolume) { |
| masterMute = false; |
| AudioSystem.setMasterVolume(1.0f); |
| } |
| AudioSystem.setMasterMute(masterMute); |
| broadcastMasterMuteStatus(masterMute); |
| |
| boolean microphoneMute = |
| System.getIntForUser(cr, System.MICROPHONE_MUTE, 0, UserHandle.USER_CURRENT) == 1; |
| AudioSystem.muteMicrophone(microphoneMute); |
| |
| // Each stream will read its own persisted settings |
| |
| // Broadcast the sticky intents |
| broadcastRingerMode(AudioManager.RINGER_MODE_CHANGED_ACTION, mRingerModeExternal); |
| broadcastRingerMode(AudioManager.INTERNAL_RINGER_MODE_CHANGED_ACTION, mRingerMode); |
| |
| // Broadcast vibrate settings |
| broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_RINGER); |
| broadcastVibrateSetting(AudioManager.VIBRATE_TYPE_NOTIFICATION); |
| |
| // Load settings for the volume controller |
| mVolumeController.loadSettings(cr); |
| } |
| |
| private int rescaleIndex(int index, int srcStream, int dstStream) { |
| return (index * mStreamStates[dstStream].getMaxIndex() + mStreamStates[srcStream].getMaxIndex() / 2) / mStreamStates[srcStream].getMaxIndex(); |
| } |
| |
| private class AudioOrientationEventListener |
| extends OrientationEventListener { |
| public AudioOrientationEventListener(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public void onOrientationChanged(int orientation) { |
| //Even though we're responding to phone orientation events, |
| //use display rotation so audio stays in sync with video/dialogs |
| int newRotation = ((WindowManager) mContext.getSystemService( |
| Context.WINDOW_SERVICE)).getDefaultDisplay().getRotation(); |
| if (newRotation != mDeviceRotation) { |
| mDeviceRotation = newRotation; |
| setRotationForAudioSystem(); |
| } |
| } |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // IPC methods |
| /////////////////////////////////////////////////////////////////////////// |
| /** @see AudioManager#adjustVolume(int, int) */ |
| public void adjustSuggestedStreamVolume(int direction, int suggestedStreamType, int flags, |
| String callingPackage, String caller) { |
| adjustSuggestedStreamVolume(direction, suggestedStreamType, flags, callingPackage, |
| caller, Binder.getCallingUid()); |
| } |
| |
| private void adjustSuggestedStreamVolume(int direction, int suggestedStreamType, int flags, |
| String callingPackage, String caller, int uid) { |
| if (DEBUG_VOL) Log.d(TAG, "adjustSuggestedStreamVolume() stream=" + suggestedStreamType |
| + ", flags=" + flags + ", caller=" + caller); |
| int streamType; |
| boolean isMute = isMuteAdjust(direction); |
| if (mVolumeControlStream != -1) { |
| streamType = mVolumeControlStream; |
| } else { |
| streamType = getActiveStreamType(suggestedStreamType); |
| } |
| ensureValidStreamType(streamType); |
| final int resolvedStream = mStreamVolumeAlias[streamType]; |
| |
| // Play sounds on STREAM_RING only. |
| if ((flags & AudioManager.FLAG_PLAY_SOUND) != 0 && |
| resolvedStream != AudioSystem.STREAM_RING) { |
| flags &= ~AudioManager.FLAG_PLAY_SOUND; |
| } |
| |
| // For notifications/ring, show the ui before making any adjustments |
| // Don't suppress mute/unmute requests |
| if (mVolumeController.suppressAdjustment(resolvedStream, flags, isMute)) { |
| direction = 0; |
| flags &= ~AudioManager.FLAG_PLAY_SOUND; |
| flags &= ~AudioManager.FLAG_VIBRATE; |
| if (DEBUG_VOL) Log.d(TAG, "Volume controller suppressed adjustment"); |
| } |
| |
| adjustStreamVolume(streamType, direction, flags, callingPackage, caller, uid); |
| } |
| |
| /** @see AudioManager#adjustStreamVolume(int, int, int) */ |
| public void adjustStreamVolume(int streamType, int direction, int flags, |
| String callingPackage) { |
| adjustStreamVolume(streamType, direction, flags, callingPackage, callingPackage, |
| Binder.getCallingUid()); |
| } |
| |
| private void adjustStreamVolume(int streamType, int direction, int flags, |
| String callingPackage, String caller, int uid) { |
| if (mUseFixedVolume) { |
| return; |
| } |
| if (DEBUG_VOL) Log.d(TAG, "adjustStreamVolume() stream=" + streamType + ", dir=" + direction |
| + ", flags=" + flags + ", caller=" + caller); |
| |
| ensureValidDirection(direction); |
| ensureValidStreamType(streamType); |
| |
| boolean isMuteAdjust = isMuteAdjust(direction); |
| |
| if (isMuteAdjust && !isStreamAffectedByMute(streamType)) { |
| return; |
| } |
| |
| // use stream type alias here so that streams with same alias have the same behavior, |
| // including with regard to silent mode control (e.g the use of STREAM_RING below and in |
| // checkForRingerModeChange() in place of STREAM_RING or STREAM_NOTIFICATION) |
| int streamTypeAlias = mStreamVolumeAlias[streamType]; |
| |
| VolumeStreamState streamState = mStreamStates[streamTypeAlias]; |
| |
| final int device = getDeviceForStream(streamTypeAlias); |
| |
| int aliasIndex = streamState.getIndex(device); |
| boolean adjustVolume = true; |
| int step; |
| |
| // skip a2dp absolute volume control request when the device |
| // is not an a2dp device |
| if ((device & AudioSystem.DEVICE_OUT_ALL_A2DP) == 0 && |
| (flags & AudioManager.FLAG_BLUETOOTH_ABS_VOLUME) != 0) { |
| return; |
| } |
| |
| if (mAppOps.noteOp(STREAM_VOLUME_OPS[streamTypeAlias], uid, callingPackage) |
| != AppOpsManager.MODE_ALLOWED) { |
| return; |
| } |
| |
| // reset any pending volume command |
| synchronized (mSafeMediaVolumeState) { |
| mPendingVolumeCommand = null; |
| } |
| |
| flags &= ~AudioManager.FLAG_FIXED_VOLUME; |
| if ((streamTypeAlias == AudioSystem.STREAM_MUSIC) && |
| ((device & mFixedVolumeDevices) != 0)) { |
| flags |= AudioManager.FLAG_FIXED_VOLUME; |
| |
| // Always toggle between max safe volume and 0 for fixed volume devices where safe |
| // volume is enforced, and max and 0 for the others. |
| // This is simulated by stepping by the full allowed volume range |
| if (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_ACTIVE && |
| (device & mSafeMediaVolumeDevices) != 0) { |
| step = mSafeMediaVolumeIndex; |
| } else { |
| step = streamState.getMaxIndex(); |
| } |
| if (aliasIndex != 0) { |
| aliasIndex = step; |
| } |
| } else { |
| // convert one UI step (+/-1) into a number of internal units on the stream alias |
| step = rescaleIndex(10, streamType, streamTypeAlias); |
| } |
| |
| // If either the client forces allowing ringer modes for this adjustment, |
| // or the stream type is one that is affected by ringer modes |
| if (((flags & AudioManager.FLAG_ALLOW_RINGER_MODES) != 0) || |
| (streamTypeAlias == getUiSoundsStreamType())) { |
| int ringerMode = getRingerModeInternal(); |
| // do not vibrate if already in vibrate mode |
| if (ringerMode == AudioManager.RINGER_MODE_VIBRATE) { |
| flags &= ~AudioManager.FLAG_VIBRATE; |
| } |
| // Check if the ringer mode handles this adjustment. If it does we don't |
| // need to adjust the volume further. |
| final int result = checkForRingerModeChange(aliasIndex, direction, step, |
| streamState.mIsMuted); |
| adjustVolume = (result & FLAG_ADJUST_VOLUME) != 0; |
| // If suppressing a volume adjustment in silent mode, display the UI hint |
| if ((result & AudioManager.FLAG_SHOW_SILENT_HINT) != 0) { |
| flags |= AudioManager.FLAG_SHOW_SILENT_HINT; |
| } |
| // If suppressing a volume down adjustment in vibrate mode, display the UI hint |
| if ((result & AudioManager.FLAG_SHOW_VIBRATE_HINT) != 0) { |
| flags |= AudioManager.FLAG_SHOW_VIBRATE_HINT; |
| } |
| } |
| // If the ringermode is suppressing media, prevent changes |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC |
| && (mRingerModeMutedStreams & (1 << AudioSystem.STREAM_MUSIC)) != 0) { |
| adjustVolume = false; |
| } |
| |
| int oldIndex = mStreamStates[streamType].getIndex(device); |
| |
| if (adjustVolume && (direction != AudioManager.ADJUST_SAME)) { |
| mAudioHandler.removeMessages(MSG_UNMUTE_STREAM); |
| |
| // Check if volume update should be send to AVRCP |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC && |
| (device & AudioSystem.DEVICE_OUT_ALL_A2DP) != 0 && |
| (flags & AudioManager.FLAG_BLUETOOTH_ABS_VOLUME) == 0) { |
| synchronized (mA2dpAvrcpLock) { |
| if (mA2dp != null && mAvrcpAbsVolSupported) { |
| mA2dp.adjustAvrcpAbsoluteVolume(direction); |
| } |
| } |
| } |
| |
| if (isMuteAdjust) { |
| boolean state; |
| if (direction == AudioManager.ADJUST_TOGGLE_MUTE) { |
| state = !streamState.mIsMuted; |
| } else { |
| state = direction == AudioManager.ADJUST_MUTE; |
| } |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC) { |
| setSystemAudioMute(state); |
| } |
| for (int stream = 0; stream < mStreamStates.length; stream++) { |
| if (streamTypeAlias == mStreamVolumeAlias[stream]) { |
| mStreamStates[stream].mute(state); |
| } |
| } |
| } else if ((direction == AudioManager.ADJUST_RAISE) && |
| !checkSafeMediaVolume(streamTypeAlias, aliasIndex + step, device)) { |
| Log.e(TAG, "adjustStreamVolume() safe volume index = " + oldIndex); |
| mVolumeController.postDisplaySafeVolumeWarning(flags); |
| } else if (streamState.adjustIndex(direction * step, device, caller) |
| || streamState.mIsMuted) { |
| // Post message to set system volume (it in turn will post a |
| // message to persist). |
| if (streamState.mIsMuted) { |
| // Unmute the stream if it was previously muted |
| if (direction == AudioManager.ADJUST_RAISE) { |
| // unmute immediately for volume up |
| streamState.mute(false); |
| } else if (direction == AudioManager.ADJUST_LOWER) { |
| if (mPlatformType == AudioSystem.PLATFORM_TELEVISION) { |
| sendMsg(mAudioHandler, MSG_UNMUTE_STREAM, SENDMSG_QUEUE, |
| streamTypeAlias, flags, null, UNMUTE_STREAM_DELAY); |
| } |
| } |
| } |
| sendMsg(mAudioHandler, |
| MSG_SET_DEVICE_VOLUME, |
| SENDMSG_QUEUE, |
| device, |
| 0, |
| streamState, |
| 0); |
| } |
| |
| // Check if volume update should be sent to Hdmi system audio. |
| int newIndex = mStreamStates[streamType].getIndex(device); |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC) { |
| setSystemAudioVolume(oldIndex, newIndex, getStreamMaxVolume(streamType), flags); |
| } |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| // mHdmiCecSink true => mHdmiPlaybackClient != null |
| if (mHdmiCecSink && |
| streamTypeAlias == AudioSystem.STREAM_MUSIC && |
| oldIndex != newIndex) { |
| synchronized (mHdmiPlaybackClient) { |
| int keyCode = (direction == -1) ? KeyEvent.KEYCODE_VOLUME_DOWN : |
| KeyEvent.KEYCODE_VOLUME_UP; |
| mHdmiPlaybackClient.sendKeyEvent(keyCode, true); |
| mHdmiPlaybackClient.sendKeyEvent(keyCode, false); |
| } |
| } |
| } |
| } |
| } |
| int index = mStreamStates[streamType].getIndex(device); |
| sendVolumeUpdate(streamType, oldIndex, index, flags); |
| } |
| |
| // Called after a delay when volume down is pressed while muted |
| private void onUnmuteStream(int stream, int flags) { |
| VolumeStreamState streamState = mStreamStates[stream]; |
| streamState.mute(false); |
| |
| final int device = getDeviceForStream(stream); |
| final int index = mStreamStates[stream].getIndex(device); |
| sendVolumeUpdate(stream, index, index, flags); |
| } |
| |
| private void setSystemAudioVolume(int oldVolume, int newVolume, int maxVolume, int flags) { |
| if (mHdmiManager == null |
| || mHdmiTvClient == null |
| || oldVolume == newVolume |
| || (flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) != 0) return; |
| |
| // Sets the audio volume of AVR when we are in system audio mode. The new volume info |
| // is tranformed to HDMI-CEC commands and passed through CEC bus. |
| synchronized (mHdmiManager) { |
| if (!mHdmiSystemAudioSupported) return; |
| synchronized (mHdmiTvClient) { |
| final long token = Binder.clearCallingIdentity(); |
| try { |
| mHdmiTvClient.setSystemAudioVolume(oldVolume, newVolume, maxVolume); |
| } finally { |
| Binder.restoreCallingIdentity(token); |
| } |
| } |
| } |
| } |
| |
| // StreamVolumeCommand contains the information needed to defer the process of |
| // setStreamVolume() in case the user has to acknowledge the safe volume warning message. |
| class StreamVolumeCommand { |
| public final int mStreamType; |
| public final int mIndex; |
| public final int mFlags; |
| public final int mDevice; |
| |
| StreamVolumeCommand(int streamType, int index, int flags, int device) { |
| mStreamType = streamType; |
| mIndex = index; |
| mFlags = flags; |
| mDevice = device; |
| } |
| |
| @Override |
| public String toString() { |
| return new StringBuilder().append("{streamType=").append(mStreamType).append(",index=") |
| .append(mIndex).append(",flags=").append(mFlags).append(",device=") |
| .append(mDevice).append('}').toString(); |
| } |
| }; |
| |
| private void onSetStreamVolume(int streamType, int index, int flags, int device, |
| String caller) { |
| final int stream = mStreamVolumeAlias[streamType]; |
| setStreamVolumeInt(stream, index, device, false, caller); |
| // setting volume on ui sounds stream type also controls silent mode |
| if (((flags & AudioManager.FLAG_ALLOW_RINGER_MODES) != 0) || |
| (stream == getUiSoundsStreamType())) { |
| int newRingerMode; |
| if (index == 0) { |
| newRingerMode = mHasVibrator ? AudioManager.RINGER_MODE_VIBRATE |
| : mVolumePolicy.volumeDownToEnterSilent ? AudioManager.RINGER_MODE_SILENT |
| : AudioManager.RINGER_MODE_NORMAL; |
| } else { |
| newRingerMode = AudioManager.RINGER_MODE_NORMAL; |
| } |
| setRingerMode(newRingerMode, TAG + ".onSetStreamVolume", false /*external*/); |
| } |
| // setting non-zero volume for a muted stream unmutes the stream and vice versa |
| mStreamStates[stream].mute(index == 0); |
| } |
| |
| /** @see AudioManager#setStreamVolume(int, int, int) */ |
| public void setStreamVolume(int streamType, int index, int flags, String callingPackage) { |
| setStreamVolume(streamType, index, flags, callingPackage, callingPackage, |
| Binder.getCallingUid()); |
| } |
| |
| private void setStreamVolume(int streamType, int index, int flags, String callingPackage, |
| String caller, int uid) { |
| if (mUseFixedVolume) { |
| return; |
| } |
| |
| ensureValidStreamType(streamType); |
| int streamTypeAlias = mStreamVolumeAlias[streamType]; |
| VolumeStreamState streamState = mStreamStates[streamTypeAlias]; |
| |
| final int device = getDeviceForStream(streamType); |
| int oldIndex; |
| |
| // skip a2dp absolute volume control request when the device |
| // is not an a2dp device |
| if ((device & AudioSystem.DEVICE_OUT_ALL_A2DP) == 0 && |
| (flags & AudioManager.FLAG_BLUETOOTH_ABS_VOLUME) != 0) { |
| return; |
| } |
| |
| if (mAppOps.noteOp(STREAM_VOLUME_OPS[streamTypeAlias], uid, callingPackage) |
| != AppOpsManager.MODE_ALLOWED) { |
| return; |
| } |
| |
| synchronized (mSafeMediaVolumeState) { |
| // reset any pending volume command |
| mPendingVolumeCommand = null; |
| |
| oldIndex = streamState.getIndex(device); |
| |
| index = rescaleIndex(index * 10, streamType, streamTypeAlias); |
| |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC && |
| (device & AudioSystem.DEVICE_OUT_ALL_A2DP) != 0 && |
| (flags & AudioManager.FLAG_BLUETOOTH_ABS_VOLUME) == 0) { |
| synchronized (mA2dpAvrcpLock) { |
| if (mA2dp != null && mAvrcpAbsVolSupported) { |
| mA2dp.setAvrcpAbsoluteVolume(index / 10); |
| } |
| } |
| } |
| |
| if (streamTypeAlias == AudioSystem.STREAM_MUSIC) { |
| setSystemAudioVolume(oldIndex, index, getStreamMaxVolume(streamType), flags); |
| } |
| |
| flags &= ~AudioManager.FLAG_FIXED_VOLUME; |
| if ((streamTypeAlias == AudioSystem.STREAM_MUSIC) && |
| ((device & mFixedVolumeDevices) != 0)) { |
| flags |= AudioManager.FLAG_FIXED_VOLUME; |
| |
| // volume is either 0 or max allowed for fixed volume devices |
| if (index != 0) { |
| if (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_ACTIVE && |
| (device & mSafeMediaVolumeDevices) != 0) { |
| index = mSafeMediaVolumeIndex; |
| } else { |
| index = streamState.getMaxIndex(); |
| } |
| } |
| } |
| |
| if (!checkSafeMediaVolume(streamTypeAlias, index, device)) { |
| mVolumeController.postDisplaySafeVolumeWarning(flags); |
| mPendingVolumeCommand = new StreamVolumeCommand( |
| streamType, index, flags, device); |
| } else { |
| onSetStreamVolume(streamType, index, flags, device, caller); |
| index = mStreamStates[streamType].getIndex(device); |
| } |
| } |
| sendVolumeUpdate(streamType, oldIndex, index, flags); |
| } |
| |
| /** @see AudioManager#forceVolumeControlStream(int) */ |
| public void forceVolumeControlStream(int streamType, IBinder cb) { |
| synchronized(mForceControlStreamLock) { |
| mVolumeControlStream = streamType; |
| if (mVolumeControlStream == -1) { |
| if (mForceControlStreamClient != null) { |
| mForceControlStreamClient.release(); |
| mForceControlStreamClient = null; |
| } |
| } else { |
| mForceControlStreamClient = new ForceControlStreamClient(cb); |
| } |
| } |
| } |
| |
| private class ForceControlStreamClient implements IBinder.DeathRecipient { |
| private IBinder mCb; // To be notified of client's death |
| |
| ForceControlStreamClient(IBinder cb) { |
| if (cb != null) { |
| try { |
| cb.linkToDeath(this, 0); |
| } catch (RemoteException e) { |
| // Client has died! |
| Log.w(TAG, "ForceControlStreamClient() could not link to "+cb+" binder death"); |
| cb = null; |
| } |
| } |
| mCb = cb; |
| } |
| |
| public void binderDied() { |
| synchronized(mForceControlStreamLock) { |
| Log.w(TAG, "SCO client died"); |
| if (mForceControlStreamClient != this) { |
| Log.w(TAG, "unregistered control stream client died"); |
| } else { |
| mForceControlStreamClient = null; |
| mVolumeControlStream = -1; |
| } |
| } |
| } |
| |
| public void release() { |
| if (mCb != null) { |
| mCb.unlinkToDeath(this, 0); |
| mCb = null; |
| } |
| } |
| } |
| |
| private void sendBroadcastToAll(Intent intent) { |
| intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); |
| final long ident = Binder.clearCallingIdentity(); |
| try { |
| mContext.sendBroadcastAsUser(intent, UserHandle.ALL); |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| private void sendStickyBroadcastToAll(Intent intent) { |
| intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); |
| final long ident = Binder.clearCallingIdentity(); |
| try { |
| mContext.sendStickyBroadcastAsUser(intent, UserHandle.ALL); |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| // UI update and Broadcast Intent |
| private void sendVolumeUpdate(int streamType, int oldIndex, int index, int flags) { |
| if (!isPlatformVoice() && (streamType == AudioSystem.STREAM_RING)) { |
| streamType = AudioSystem.STREAM_NOTIFICATION; |
| } else { |
| streamType = mStreamVolumeAlias[streamType]; |
| } |
| |
| if (streamType == AudioSystem.STREAM_MUSIC) { |
| flags = updateFlagsForSystemAudio(flags); |
| } |
| mVolumeController.postVolumeChanged(streamType, flags); |
| } |
| |
| // If Hdmi-CEC system audio mode is on, we show volume bar only when TV |
| // receives volume notification from Audio Receiver. |
| private int updateFlagsForSystemAudio(int flags) { |
| if (mHdmiTvClient != null) { |
| synchronized (mHdmiTvClient) { |
| if (mHdmiSystemAudioSupported && |
| ((flags & AudioManager.FLAG_HDMI_SYSTEM_AUDIO_VOLUME) == 0)) { |
| flags &= ~AudioManager.FLAG_SHOW_UI; |
| } |
| } |
| } |
| return flags; |
| } |
| |
| // UI update and Broadcast Intent |
| private void sendMasterMuteUpdate(boolean muted, int flags) { |
| mVolumeController.postMasterMuteChanged(updateFlagsForSystemAudio(flags)); |
| broadcastMasterMuteStatus(muted); |
| } |
| |
| private void broadcastMasterMuteStatus(boolean muted) { |
| Intent intent = new Intent(AudioManager.MASTER_MUTE_CHANGED_ACTION); |
| intent.putExtra(AudioManager.EXTRA_MASTER_VOLUME_MUTED, muted); |
| intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
| | Intent.FLAG_RECEIVER_REPLACE_PENDING); |
| sendStickyBroadcastToAll(intent); |
| } |
| |
| /** |
| * Sets the stream state's index, and posts a message to set system volume. |
| * This will not call out to the UI. Assumes a valid stream type. |
| * |
| * @param streamType Type of the stream |
| * @param index Desired volume index of the stream |
| * @param device the device whose volume must be changed |
| * @param force If true, set the volume even if the desired volume is same |
| * as the current volume. |
| */ |
| private void setStreamVolumeInt(int streamType, |
| int index, |
| int device, |
| boolean force, |
| String caller) { |
| VolumeStreamState streamState = mStreamStates[streamType]; |
| |
| if (streamState.setIndex(index, device, caller) || force) { |
| // Post message to set system volume (it in turn will post a message |
| // to persist). |
| sendMsg(mAudioHandler, |
| MSG_SET_DEVICE_VOLUME, |
| SENDMSG_QUEUE, |
| device, |
| 0, |
| streamState, |
| 0); |
| } |
| } |
| |
| private void setSystemAudioMute(boolean state) { |
| if (mHdmiManager == null || mHdmiTvClient == null) return; |
| synchronized (mHdmiManager) { |
| if (!mHdmiSystemAudioSupported) return; |
| synchronized (mHdmiTvClient) { |
| final long token = Binder.clearCallingIdentity(); |
| try { |
| mHdmiTvClient.setSystemAudioMute(state); |
| } finally { |
| Binder.restoreCallingIdentity(token); |
| } |
| } |
| } |
| } |
| |
| /** get stream mute state. */ |
| public boolean isStreamMute(int streamType) { |
| if (streamType == AudioManager.USE_DEFAULT_STREAM_TYPE) { |
| streamType = getActiveStreamType(streamType); |
| } |
| synchronized (VolumeStreamState.class) { |
| return mStreamStates[streamType].mIsMuted; |
| } |
| } |
| |
| private class RmtSbmxFullVolDeathHandler implements IBinder.DeathRecipient { |
| private IBinder mICallback; // To be notified of client's death |
| |
| RmtSbmxFullVolDeathHandler(IBinder cb) { |
| mICallback = cb; |
| try { |
| cb.linkToDeath(this, 0/*flags*/); |
| } catch (RemoteException e) { |
| Log.e(TAG, "can't link to death", e); |
| } |
| } |
| |
| boolean isHandlerFor(IBinder cb) { |
| return mICallback.equals(cb); |
| } |
| |
| void forget() { |
| try { |
| mICallback.unlinkToDeath(this, 0/*flags*/); |
| } catch (NoSuchElementException e) { |
| Log.e(TAG, "error unlinking to death", e); |
| } |
| } |
| |
| public void binderDied() { |
| Log.w(TAG, "Recorder with remote submix at full volume died " + mICallback); |
| forceRemoteSubmixFullVolume(false, mICallback); |
| } |
| } |
| |
| /** |
| * call must be synchronized on mRmtSbmxFullVolDeathHandlers |
| * @return true if there is a registered death handler, false otherwise */ |
| private boolean discardRmtSbmxFullVolDeathHandlerFor(IBinder cb) { |
| Iterator<RmtSbmxFullVolDeathHandler> it = mRmtSbmxFullVolDeathHandlers.iterator(); |
| while (it.hasNext()) { |
| final RmtSbmxFullVolDeathHandler handler = it.next(); |
| if (handler.isHandlerFor(cb)) { |
| handler.forget(); |
| mRmtSbmxFullVolDeathHandlers.remove(handler); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| /** call synchronized on mRmtSbmxFullVolDeathHandlers */ |
| private boolean hasRmtSbmxFullVolDeathHandlerFor(IBinder cb) { |
| Iterator<RmtSbmxFullVolDeathHandler> it = mRmtSbmxFullVolDeathHandlers.iterator(); |
| while (it.hasNext()) { |
| if (it.next().isHandlerFor(cb)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| private int mRmtSbmxFullVolRefCount = 0; |
| private ArrayList<RmtSbmxFullVolDeathHandler> mRmtSbmxFullVolDeathHandlers = |
| new ArrayList<RmtSbmxFullVolDeathHandler>(); |
| |
| public void forceRemoteSubmixFullVolume(boolean startForcing, IBinder cb) { |
| if (cb == null) { |
| return; |
| } |
| if ((PackageManager.PERMISSION_GRANTED != mContext.checkCallingOrSelfPermission( |
| android.Manifest.permission.CAPTURE_AUDIO_OUTPUT))) { |
| Log.w(TAG, "Trying to call forceRemoteSubmixFullVolume() without CAPTURE_AUDIO_OUTPUT"); |
| return; |
| } |
| synchronized(mRmtSbmxFullVolDeathHandlers) { |
| boolean applyRequired = false; |
| if (startForcing) { |
| if (!hasRmtSbmxFullVolDeathHandlerFor(cb)) { |
| mRmtSbmxFullVolDeathHandlers.add(new RmtSbmxFullVolDeathHandler(cb)); |
| if (mRmtSbmxFullVolRefCount == 0) { |
| mFullVolumeDevices |= AudioSystem.DEVICE_OUT_REMOTE_SUBMIX; |
| mFixedVolumeDevices |= AudioSystem.DEVICE_OUT_REMOTE_SUBMIX; |
| applyRequired = true; |
| } |
| mRmtSbmxFullVolRefCount++; |
| } |
| } else { |
| if (discardRmtSbmxFullVolDeathHandlerFor(cb) && (mRmtSbmxFullVolRefCount > 0)) { |
| mRmtSbmxFullVolRefCount--; |
| if (mRmtSbmxFullVolRefCount == 0) { |
| mFullVolumeDevices &= ~AudioSystem.DEVICE_OUT_REMOTE_SUBMIX; |
| mFixedVolumeDevices &= ~AudioSystem.DEVICE_OUT_REMOTE_SUBMIX; |
| applyRequired = true; |
| } |
| } |
| } |
| if (applyRequired) { |
| // Assumes only STREAM_MUSIC going through DEVICE_OUT_REMOTE_SUBMIX |
| checkAllFixedVolumeDevices(AudioSystem.STREAM_MUSIC); |
| mStreamStates[AudioSystem.STREAM_MUSIC].applyAllVolumes(); |
| } |
| } |
| } |
| |
| private void setMasterMuteInternal(boolean mute, int flags, String callingPackage, int uid) { |
| if (mAppOps.noteOp(AppOpsManager.OP_AUDIO_MASTER_VOLUME, uid, callingPackage) |
| != AppOpsManager.MODE_ALLOWED) { |
| return; |
| } |
| if (mute != AudioSystem.getMasterMute()) { |
| setSystemAudioMute(mute); |
| AudioSystem.setMasterMute(mute); |
| // Post a persist master volume msg |
| sendMsg(mAudioHandler, MSG_PERSIST_MASTER_VOLUME_MUTE, SENDMSG_REPLACE, mute ? 1 |
| : 0, UserHandle.getCallingUserId(), null, PERSIST_DELAY); |
| sendMasterMuteUpdate(mute, flags); |
| |
| Intent intent = new Intent(AudioManager.MASTER_MUTE_CHANGED_ACTION); |
| intent.putExtra(AudioManager.EXTRA_MASTER_VOLUME_MUTED, mute); |
| sendBroadcastToAll(intent); |
| } |
| } |
| |
| /** get master mute state. */ |
| public boolean isMasterMute() { |
| return AudioSystem.getMasterMute(); |
| } |
| |
| public void setMasterMute(boolean mute, int flags, String callingPackage) { |
| setMasterMuteInternal(mute, flags, callingPackage, Binder.getCallingUid()); |
| } |
| |
| /** @see AudioManager#getStreamVolume(int) */ |
| public int getStreamVolume(int streamType) { |
| ensureValidStreamType(streamType); |
| int device = getDeviceForStream(streamType); |
| synchronized (VolumeStreamState.class) { |
| int index = mStreamStates[streamType].getIndex(device); |
| |
| // by convention getStreamVolume() returns 0 when a stream is muted. |
| if (mStreamStates[streamType].mIsMuted) { |
| index = 0; |
| } |
| if (index != 0 && (mStreamVolumeAlias[streamType] == AudioSystem.STREAM_MUSIC) && |
| (device & mFixedVolumeDevices) != 0) { |
| index = mStreamStates[streamType].getMaxIndex(); |
| } |
| return (index + 5) / 10; |
| } |
| } |
| |
| /** @see AudioManager#getStreamMaxVolume(int) */ |
| public int getStreamMaxVolume(int streamType) { |
| ensureValidStreamType(streamType); |
| return (mStreamStates[streamType].getMaxIndex() + 5) / 10; |
| } |
| |
| /** @see AudioManager#getStreamMinVolume(int) */ |
| public int getStreamMinVolume(int streamType) { |
| ensureValidStreamType(streamType); |
| return (mStreamStates[streamType].getMinIndex() + 5) / 10; |
| } |
| |
| /** Get last audible volume before stream was muted. */ |
| public int getLastAudibleStreamVolume(int streamType) { |
| ensureValidStreamType(streamType); |
| int device = getDeviceForStream(streamType); |
| return (mStreamStates[streamType].getIndex(device) + 5) / 10; |
| } |
| |
| /** @see AudioManager#getUiSoundsStreamType() */ |
| public int getUiSoundsStreamType() { |
| return mStreamVolumeAlias[AudioSystem.STREAM_SYSTEM]; |
| } |
| |
| /** @see AudioManager#setMicrophoneMute(boolean) */ |
| public void setMicrophoneMute(boolean on, String callingPackage) { |
| if (mAppOps.noteOp(AppOpsManager.OP_MUTE_MICROPHONE, Binder.getCallingUid(), |
| callingPackage) != AppOpsManager.MODE_ALLOWED) { |
| return; |
| } |
| if (!checkAudioSettingsPermission("setMicrophoneMute()")) { |
| return; |
| } |
| |
| AudioSystem.muteMicrophone(on); |
| // Post a persist microphone msg. |
| sendMsg(mAudioHandler, MSG_PERSIST_MICROPHONE_MUTE, SENDMSG_REPLACE, on ? 1 |
| : 0, UserHandle.getCallingUserId(), null, PERSIST_DELAY); |
| } |
| |
| @Override |
| public int getRingerModeExternal() { |
| synchronized(mSettingsLock) { |
| return mRingerModeExternal; |
| } |
| } |
| |
| @Override |
| public int getRingerModeInternal() { |
| synchronized(mSettingsLock) { |
| return mRingerMode; |
| } |
| } |
| |
| private void ensureValidRingerMode(int ringerMode) { |
| if (!isValidRingerMode(ringerMode)) { |
| throw new IllegalArgumentException("Bad ringer mode " + ringerMode); |
| } |
| } |
| |
| /** @see AudioManager#isValidRingerMode(int) */ |
| public boolean isValidRingerMode(int ringerMode) { |
| return ringerMode >= 0 && ringerMode <= AudioManager.RINGER_MODE_MAX; |
| } |
| |
| public void setRingerModeExternal(int ringerMode, String caller) { |
| setRingerMode(ringerMode, caller, true /*external*/); |
| } |
| |
| public void setRingerModeInternal(int ringerMode, String caller) { |
| enforceVolumeController("setRingerModeInternal"); |
| setRingerMode(ringerMode, caller, false /*external*/); |
| } |
| |
| private void setRingerMode(int ringerMode, String caller, boolean external) { |
| if (mUseFixedVolume || isPlatformTelevision()) { |
| return; |
| } |
| if (caller == null || caller.length() == 0) { |
| throw new IllegalArgumentException("Bad caller: " + caller); |
| } |
| ensureValidRingerMode(ringerMode); |
| if ((ringerMode == AudioManager.RINGER_MODE_VIBRATE) && !mHasVibrator) { |
| ringerMode = AudioManager.RINGER_MODE_SILENT; |
| } |
| final long identity = Binder.clearCallingIdentity(); |
| try { |
| synchronized (mSettingsLock) { |
| final int ringerModeInternal = getRingerModeInternal(); |
| final int ringerModeExternal = getRingerModeExternal(); |
| if (external) { |
| setRingerModeExt(ringerMode); |
| if (mRingerModeDelegate != null) { |
| ringerMode = mRingerModeDelegate.onSetRingerModeExternal(ringerModeExternal, |
| ringerMode, caller, ringerModeInternal, mVolumePolicy); |
| } |
| if (ringerMode != ringerModeInternal) { |
| setRingerModeInt(ringerMode, true /*persist*/); |
| } |
| } else /*internal*/ { |
| if (ringerMode != ringerModeInternal) { |
| setRingerModeInt(ringerMode, true /*persist*/); |
| } |
| if (mRingerModeDelegate != null) { |
| ringerMode = mRingerModeDelegate.onSetRingerModeInternal(ringerModeInternal, |
| ringerMode, caller, ringerModeExternal, mVolumePolicy); |
| } |
| setRingerModeExt(ringerMode); |
| } |
| } |
| } finally { |
| Binder.restoreCallingIdentity(identity); |
| } |
| } |
| |
| private void setRingerModeExt(int ringerMode) { |
| synchronized(mSettingsLock) { |
| if (ringerMode == mRingerModeExternal) return; |
| mRingerModeExternal = ringerMode; |
| } |
| // Send sticky broadcast |
| broadcastRingerMode(AudioManager.RINGER_MODE_CHANGED_ACTION, ringerMode); |
| } |
| |
| private void muteRingerModeStreams() { |
| // Mute stream if not previously muted by ringer mode and ringer mode |
| // is not RINGER_MODE_NORMAL and stream is affected by ringer mode. |
| // Unmute stream if previously muted by ringer mode and ringer mode |
| // is RINGER_MODE_NORMAL or stream is not affected by ringer mode. |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| final boolean ringerModeMute = mRingerMode == AudioManager.RINGER_MODE_VIBRATE |
| || mRingerMode == AudioManager.RINGER_MODE_SILENT; |
| for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) { |
| final boolean isMuted = isStreamMutedByRingerMode(streamType); |
| final boolean shouldMute = ringerModeMute && isStreamAffectedByRingerMode(streamType); |
| if (isMuted == shouldMute) continue; |
| if (!shouldMute) { |
| // unmute |
| // ring and notifications volume should never be 0 when not silenced |
| if (mStreamVolumeAlias[streamType] == AudioSystem.STREAM_RING) { |
| synchronized (VolumeStreamState.class) { |
| final VolumeStreamState vss = mStreamStates[streamType]; |
| for (int i = 0; i < vss.mIndexMap.size(); i++) { |
| int device = vss.mIndexMap.keyAt(i); |
| int value = vss.mIndexMap.valueAt(i); |
| if (value == 0) { |
| vss.setIndex(10, device, TAG); |
| } |
| } |
| // Persist volume for stream ring when it is changed here |
| final int device = getDeviceForStream(streamType); |
| sendMsg(mAudioHandler, |
| MSG_PERSIST_VOLUME, |
| SENDMSG_QUEUE, |
| device, |
| 0, |
| mStreamStates[streamType], |
| PERSIST_DELAY); |
| } |
| } |
| mStreamStates[streamType].mute(false); |
| mRingerModeMutedStreams &= ~(1 << streamType); |
| } else { |
| // mute |
| mStreamStates[streamType].mute(true); |
| mRingerModeMutedStreams |= (1 << streamType); |
| } |
| } |
| } |
| |
| private void setRingerModeInt(int ringerMode, boolean persist) { |
| final boolean change; |
| synchronized(mSettingsLock) { |
| change = mRingerMode != ringerMode; |
| mRingerMode = ringerMode; |
| } |
| |
| muteRingerModeStreams(); |
| |
| // Post a persist ringer mode msg |
| if (persist) { |
| sendMsg(mAudioHandler, MSG_PERSIST_RINGER_MODE, |
| SENDMSG_REPLACE, 0, 0, null, PERSIST_DELAY); |
| } |
| if (change) { |
| // Send sticky broadcast |
| broadcastRingerMode(AudioManager.INTERNAL_RINGER_MODE_CHANGED_ACTION, ringerMode); |
| } |
| } |
| |
| /** @see AudioManager#shouldVibrate(int) */ |
| public boolean shouldVibrate(int vibrateType) { |
| if (!mHasVibrator) return false; |
| |
| switch (getVibrateSetting(vibrateType)) { |
| |
| case AudioManager.VIBRATE_SETTING_ON: |
| return getRingerModeExternal() != AudioManager.RINGER_MODE_SILENT; |
| |
| case AudioManager.VIBRATE_SETTING_ONLY_SILENT: |
| return getRingerModeExternal() == AudioManager.RINGER_MODE_VIBRATE; |
| |
| case AudioManager.VIBRATE_SETTING_OFF: |
| // return false, even for incoming calls |
| return false; |
| |
| default: |
| return false; |
| } |
| } |
| |
| /** @see AudioManager#getVibrateSetting(int) */ |
| public int getVibrateSetting(int vibrateType) { |
| if (!mHasVibrator) return AudioManager.VIBRATE_SETTING_OFF; |
| return (mVibrateSetting >> (vibrateType * 2)) & 3; |
| } |
| |
| /** @see AudioManager#setVibrateSetting(int, int) */ |
| public void setVibrateSetting(int vibrateType, int vibrateSetting) { |
| |
| if (!mHasVibrator) return; |
| |
| mVibrateSetting = AudioSystem.getValueForVibrateSetting(mVibrateSetting, vibrateType, |
| vibrateSetting); |
| |
| // Broadcast change |
| broadcastVibrateSetting(vibrateType); |
| |
| } |
| |
| private class SetModeDeathHandler implements IBinder.DeathRecipient { |
| private IBinder mCb; // To be notified of client's death |
| private int mPid; |
| private int mMode = AudioSystem.MODE_NORMAL; // Current mode set by this client |
| |
| SetModeDeathHandler(IBinder cb, int pid) { |
| mCb = cb; |
| mPid = pid; |
| } |
| |
| public void binderDied() { |
| int newModeOwnerPid = 0; |
| synchronized(mSetModeDeathHandlers) { |
| Log.w(TAG, "setMode() client died"); |
| int index = mSetModeDeathHandlers.indexOf(this); |
| if (index < 0) { |
| Log.w(TAG, "unregistered setMode() client died"); |
| } else { |
| newModeOwnerPid = setModeInt(AudioSystem.MODE_NORMAL, mCb, mPid, TAG); |
| } |
| } |
| // when entering RINGTONE, IN_CALL or IN_COMMUNICATION mode, clear all |
| // SCO connections not started by the application changing the mode |
| if (newModeOwnerPid != 0) { |
| final long ident = Binder.clearCallingIdentity(); |
| disconnectBluetoothSco(newModeOwnerPid); |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| public int getPid() { |
| return mPid; |
| } |
| |
| public void setMode(int mode) { |
| mMode = mode; |
| } |
| |
| public int getMode() { |
| return mMode; |
| } |
| |
| public IBinder getBinder() { |
| return mCb; |
| } |
| } |
| |
| /** @see AudioManager#setMode(int) */ |
| public void setMode(int mode, IBinder cb, String callingPackage) { |
| if (DEBUG_MODE) { Log.v(TAG, "setMode(mode=" + mode + ", callingPackage=" + callingPackage + ")"); } |
| if (!checkAudioSettingsPermission("setMode()")) { |
| return; |
| } |
| |
| if ( (mode == AudioSystem.MODE_IN_CALL) && |
| (mContext.checkCallingOrSelfPermission( |
| android.Manifest.permission.MODIFY_PHONE_STATE) |
| != PackageManager.PERMISSION_GRANTED)) { |
| Log.w(TAG, "MODIFY_PHONE_STATE Permission Denial: setMode(MODE_IN_CALL) from pid=" |
| + Binder.getCallingPid() + ", uid=" + Binder.getCallingUid()); |
| return; |
| } |
| |
| if (mode < AudioSystem.MODE_CURRENT || mode >= AudioSystem.NUM_MODES) { |
| return; |
| } |
| |
| int newModeOwnerPid = 0; |
| synchronized(mSetModeDeathHandlers) { |
| if (mode == AudioSystem.MODE_CURRENT) { |
| mode = mMode; |
| } |
| newModeOwnerPid = setModeInt(mode, cb, Binder.getCallingPid(), callingPackage); |
| } |
| // when entering RINGTONE, IN_CALL or IN_COMMUNICATION mode, clear all |
| // SCO connections not started by the application changing the mode |
| if (newModeOwnerPid != 0) { |
| disconnectBluetoothSco(newModeOwnerPid); |
| } |
| } |
| |
| // must be called synchronized on mSetModeDeathHandlers |
| // setModeInt() returns a valid PID if the audio mode was successfully set to |
| // any mode other than NORMAL. |
| private int setModeInt(int mode, IBinder cb, int pid, String caller) { |
| if (DEBUG_MODE) { Log.v(TAG, "setModeInt(mode=" + mode + ", pid=" + pid + ", caller=" |
| + caller + ")"); } |
| int newModeOwnerPid = 0; |
| if (cb == null) { |
| Log.e(TAG, "setModeInt() called with null binder"); |
| return newModeOwnerPid; |
| } |
| |
| SetModeDeathHandler hdlr = null; |
| Iterator iter = mSetModeDeathHandlers.iterator(); |
| while (iter.hasNext()) { |
| SetModeDeathHandler h = (SetModeDeathHandler)iter.next(); |
| if (h.getPid() == pid) { |
| hdlr = h; |
| // Remove from client list so that it is re-inserted at top of list |
| iter.remove(); |
| hdlr.getBinder().unlinkToDeath(hdlr, 0); |
| break; |
| } |
| } |
| int status = AudioSystem.AUDIO_STATUS_OK; |
| do { |
| if (mode == AudioSystem.MODE_NORMAL) { |
| // get new mode from client at top the list if any |
| if (!mSetModeDeathHandlers.isEmpty()) { |
| hdlr = mSetModeDeathHandlers.get(0); |
| cb = hdlr.getBinder(); |
| mode = hdlr.getMode(); |
| if (DEBUG_MODE) { |
| Log.w(TAG, " using mode=" + mode + " instead due to death hdlr at pid=" |
| + hdlr.mPid); |
| } |
| } |
| } else { |
| if (hdlr == null) { |
| hdlr = new SetModeDeathHandler(cb, pid); |
| } |
| // Register for client death notification |
| try { |
| cb.linkToDeath(hdlr, 0); |
| } catch (RemoteException e) { |
| // Client has died! |
| Log.w(TAG, "setMode() could not link to "+cb+" binder death"); |
| } |
| |
| // Last client to call setMode() is always at top of client list |
| // as required by SetModeDeathHandler.binderDied() |
| mSetModeDeathHandlers.add(0, hdlr); |
| hdlr.setMode(mode); |
| } |
| |
| if (mode != mMode) { |
| status = AudioSystem.setPhoneState(mode); |
| if (status == AudioSystem.AUDIO_STATUS_OK) { |
| if (DEBUG_MODE) { Log.v(TAG, " mode successfully set to " + mode); } |
| mMode = mode; |
| } else { |
| if (hdlr != null) { |
| mSetModeDeathHandlers.remove(hdlr); |
| cb.unlinkToDeath(hdlr, 0); |
| } |
| // force reading new top of mSetModeDeathHandlers stack |
| if (DEBUG_MODE) { Log.w(TAG, " mode set to MODE_NORMAL after phoneState pb"); } |
| mode = AudioSystem.MODE_NORMAL; |
| } |
| } else { |
| status = AudioSystem.AUDIO_STATUS_OK; |
| } |
| } while (status != AudioSystem.AUDIO_STATUS_OK && !mSetModeDeathHandlers.isEmpty()); |
| |
| if (status == AudioSystem.AUDIO_STATUS_OK) { |
| if (mode != AudioSystem.MODE_NORMAL) { |
| if (mSetModeDeathHandlers.isEmpty()) { |
| Log.e(TAG, "setMode() different from MODE_NORMAL with empty mode client stack"); |
| } else { |
| newModeOwnerPid = mSetModeDeathHandlers.get(0).getPid(); |
| } |
| } |
| int streamType = getActiveStreamType(AudioManager.USE_DEFAULT_STREAM_TYPE); |
| int device = getDeviceForStream(streamType); |
| int index = mStreamStates[mStreamVolumeAlias[streamType]].getIndex(device); |
| setStreamVolumeInt(mStreamVolumeAlias[streamType], index, device, true, caller); |
| |
| updateStreamVolumeAlias(true /*updateVolumes*/, caller); |
| } |
| return newModeOwnerPid; |
| } |
| |
| /** @see AudioManager#getMode() */ |
| public int getMode() { |
| return mMode; |
| } |
| |
| //========================================================================================== |
| // Sound Effects |
| //========================================================================================== |
| |
| private static final String TAG_AUDIO_ASSETS = "audio_assets"; |
| private static final String ATTR_VERSION = "version"; |
| private static final String TAG_GROUP = "group"; |
| private static final String ATTR_GROUP_NAME = "name"; |
| private static final String TAG_ASSET = "asset"; |
| private static final String ATTR_ASSET_ID = "id"; |
| private static final String ATTR_ASSET_FILE = "file"; |
| |
| private static final String ASSET_FILE_VERSION = "1.0"; |
| private static final String GROUP_TOUCH_SOUNDS = "touch_sounds"; |
| |
| private static final int SOUND_EFFECTS_LOAD_TIMEOUT_MS = 5000; |
| |
| class LoadSoundEffectReply { |
| public int mStatus = 1; |
| }; |
| |
| private void loadTouchSoundAssetDefaults() { |
| SOUND_EFFECT_FILES.add("Effect_Tick.ogg"); |
| for (int i = 0; i < AudioManager.NUM_SOUND_EFFECTS; i++) { |
| SOUND_EFFECT_FILES_MAP[i][0] = 0; |
| SOUND_EFFECT_FILES_MAP[i][1] = -1; |
| } |
| } |
| |
| private void loadTouchSoundAssets() { |
| XmlResourceParser parser = null; |
| |
| // only load assets once. |
| if (!SOUND_EFFECT_FILES.isEmpty()) { |
| return; |
| } |
| |
| loadTouchSoundAssetDefaults(); |
| |
| try { |
| parser = mContext.getResources().getXml(com.android.internal.R.xml.audio_assets); |
| |
| XmlUtils.beginDocument(parser, TAG_AUDIO_ASSETS); |
| String version = parser.getAttributeValue(null, ATTR_VERSION); |
| boolean inTouchSoundsGroup = false; |
| |
| if (ASSET_FILE_VERSION.equals(version)) { |
| while (true) { |
| XmlUtils.nextElement(parser); |
| String element = parser.getName(); |
| if (element == null) { |
| break; |
| } |
| if (element.equals(TAG_GROUP)) { |
| String name = parser.getAttributeValue(null, ATTR_GROUP_NAME); |
| if (GROUP_TOUCH_SOUNDS.equals(name)) { |
| inTouchSoundsGroup = true; |
| break; |
| } |
| } |
| } |
| while (inTouchSoundsGroup) { |
| XmlUtils.nextElement(parser); |
| String element = parser.getName(); |
| if (element == null) { |
| break; |
| } |
| if (element.equals(TAG_ASSET)) { |
| String id = parser.getAttributeValue(null, ATTR_ASSET_ID); |
| String file = parser.getAttributeValue(null, ATTR_ASSET_FILE); |
| int fx; |
| |
| try { |
| Field field = AudioManager.class.getField(id); |
| fx = field.getInt(null); |
| } catch (Exception e) { |
| Log.w(TAG, "Invalid touch sound ID: "+id); |
| continue; |
| } |
| |
| int i = SOUND_EFFECT_FILES.indexOf(file); |
| if (i == -1) { |
| i = SOUND_EFFECT_FILES.size(); |
| SOUND_EFFECT_FILES.add(file); |
| } |
| SOUND_EFFECT_FILES_MAP[fx][0] = i; |
| } else { |
| break; |
| } |
| } |
| } |
| } catch (Resources.NotFoundException e) { |
| Log.w(TAG, "audio assets file not found", e); |
| } catch (XmlPullParserException e) { |
| Log.w(TAG, "XML parser exception reading touch sound assets", e); |
| } catch (IOException e) { |
| Log.w(TAG, "I/O exception reading touch sound assets", e); |
| } finally { |
| if (parser != null) { |
| parser.close(); |
| } |
| } |
| } |
| |
| /** @see AudioManager#playSoundEffect(int) */ |
| public void playSoundEffect(int effectType) { |
| playSoundEffectVolume(effectType, -1.0f); |
| } |
| |
| /** @see AudioManager#playSoundEffect(int, float) */ |
| public void playSoundEffectVolume(int effectType, float volume) { |
| if (effectType >= AudioManager.NUM_SOUND_EFFECTS || effectType < 0) { |
| Log.w(TAG, "AudioService effectType value " + effectType + " out of range"); |
| return; |
| } |
| |
| sendMsg(mAudioHandler, MSG_PLAY_SOUND_EFFECT, SENDMSG_QUEUE, |
| effectType, (int) (volume * 1000), null, 0); |
| } |
| |
| /** |
| * Loads samples into the soundpool. |
| * This method must be called at first when sound effects are enabled |
| */ |
| public boolean loadSoundEffects() { |
| int attempts = 3; |
| LoadSoundEffectReply reply = new LoadSoundEffectReply(); |
| |
| synchronized (reply) { |
| sendMsg(mAudioHandler, MSG_LOAD_SOUND_EFFECTS, SENDMSG_QUEUE, 0, 0, reply, 0); |
| while ((reply.mStatus == 1) && (attempts-- > 0)) { |
| try { |
| reply.wait(SOUND_EFFECTS_LOAD_TIMEOUT_MS); |
| } catch (InterruptedException e) { |
| Log.w(TAG, "loadSoundEffects Interrupted while waiting sound pool loaded."); |
| } |
| } |
| } |
| return (reply.mStatus == 0); |
| } |
| |
| /** |
| * Unloads samples from the sound pool. |
| * This method can be called to free some memory when |
| * sound effects are disabled. |
| */ |
| public void unloadSoundEffects() { |
| sendMsg(mAudioHandler, MSG_UNLOAD_SOUND_EFFECTS, SENDMSG_QUEUE, 0, 0, null, 0); |
| } |
| |
| class SoundPoolListenerThread extends Thread { |
| public SoundPoolListenerThread() { |
| super("SoundPoolListenerThread"); |
| } |
| |
| @Override |
| public void run() { |
| |
| Looper.prepare(); |
| mSoundPoolLooper = Looper.myLooper(); |
| |
| synchronized (mSoundEffectsLock) { |
| if (mSoundPool != null) { |
| mSoundPoolCallBack = new SoundPoolCallback(); |
| mSoundPool.setOnLoadCompleteListener(mSoundPoolCallBack); |
| } |
| mSoundEffectsLock.notify(); |
| } |
| Looper.loop(); |
| } |
| } |
| |
| private final class SoundPoolCallback implements |
| android.media.SoundPool.OnLoadCompleteListener { |
| |
| int mStatus = 1; // 1 means neither error nor last sample loaded yet |
| List<Integer> mSamples = new ArrayList<Integer>(); |
| |
| public int status() { |
| return mStatus; |
| } |
| |
| public void setSamples(int[] samples) { |
| for (int i = 0; i < samples.length; i++) { |
| // do not wait ack for samples rejected upfront by SoundPool |
| if (samples[i] > 0) { |
| mSamples.add(samples[i]); |
| } |
| } |
| } |
| |
| public void onLoadComplete(SoundPool soundPool, int sampleId, int status) { |
| synchronized (mSoundEffectsLock) { |
| int i = mSamples.indexOf(sampleId); |
| if (i >= 0) { |
| mSamples.remove(i); |
| } |
| if ((status != 0) || mSamples. isEmpty()) { |
| mStatus = status; |
| mSoundEffectsLock.notify(); |
| } |
| } |
| } |
| } |
| |
| /** @see AudioManager#reloadAudioSettings() */ |
| public void reloadAudioSettings() { |
| readAudioSettings(false /*userSwitch*/); |
| } |
| |
| private void readAudioSettings(boolean userSwitch) { |
| // restore ringer mode, ringer mode affected streams, mute affected streams and vibrate settings |
| readPersistedSettings(); |
| |
| // restore volume settings |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = 0; streamType < numStreamTypes; streamType++) { |
| VolumeStreamState streamState = mStreamStates[streamType]; |
| |
| if (userSwitch && mStreamVolumeAlias[streamType] == AudioSystem.STREAM_MUSIC) { |
| continue; |
| } |
| |
| streamState.readSettings(); |
| synchronized (VolumeStreamState.class) { |
| // unmute stream that was muted but is not affect by mute anymore |
| if (streamState.mIsMuted && ((!isStreamAffectedByMute(streamType) && |
| !isStreamMutedByRingerMode(streamType)) || mUseFixedVolume)) { |
| streamState.mIsMuted = false; |
| } |
| } |
| } |
| |
| // apply new ringer mode before checking volume for alias streams so that streams |
| // muted by ringer mode have the correct volume |
| setRingerModeInt(getRingerModeInternal(), false); |
| |
| checkAllFixedVolumeDevices(); |
| checkAllAliasStreamVolumes(); |
| checkMuteAffectedStreams(); |
| |
| synchronized (mSafeMediaVolumeState) { |
| mMusicActiveMs = MathUtils.constrain(Settings.Secure.getIntForUser(mContentResolver, |
| Settings.Secure.UNSAFE_VOLUME_MUSIC_ACTIVE_MS, 0, UserHandle.USER_CURRENT), |
| 0, UNSAFE_VOLUME_MUSIC_ACTIVE_MS_MAX); |
| if (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_ACTIVE) { |
| enforceSafeMediaVolume(TAG); |
| } |
| } |
| } |
| |
| /** @see AudioManager#setSpeakerphoneOn(boolean) */ |
| public void setSpeakerphoneOn(boolean on){ |
| if (!checkAudioSettingsPermission("setSpeakerphoneOn()")) { |
| return; |
| } |
| |
| if (on) { |
| if (mForcedUseForComm == AudioSystem.FORCE_BT_SCO) { |
| sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE, |
| AudioSystem.FOR_RECORD, AudioSystem.FORCE_NONE, null, 0); |
| } |
| mForcedUseForComm = AudioSystem.FORCE_SPEAKER; |
| } else if (mForcedUseForComm == AudioSystem.FORCE_SPEAKER){ |
| mForcedUseForComm = AudioSystem.FORCE_NONE; |
| } |
| |
| sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE, |
| AudioSystem.FOR_COMMUNICATION, mForcedUseForComm, null, 0); |
| } |
| |
| /** @see AudioManager#isSpeakerphoneOn() */ |
| public boolean isSpeakerphoneOn() { |
| return (mForcedUseForComm == AudioSystem.FORCE_SPEAKER); |
| } |
| |
| /** @see AudioManager#setBluetoothScoOn(boolean) */ |
| public void setBluetoothScoOn(boolean on){ |
| if (!checkAudioSettingsPermission("setBluetoothScoOn()")) { |
| return; |
| } |
| |
| if (on) { |
| mForcedUseForComm = AudioSystem.FORCE_BT_SCO; |
| } else if (mForcedUseForComm == AudioSystem.FORCE_BT_SCO) { |
| mForcedUseForComm = AudioSystem.FORCE_NONE; |
| } |
| |
| sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE, |
| AudioSystem.FOR_COMMUNICATION, mForcedUseForComm, null, 0); |
| sendMsg(mAudioHandler, MSG_SET_FORCE_USE, SENDMSG_QUEUE, |
| AudioSystem.FOR_RECORD, mForcedUseForComm, null, 0); |
| } |
| |
| /** @see AudioManager#isBluetoothScoOn() */ |
| public boolean isBluetoothScoOn() { |
| return (mForcedUseForComm == AudioSystem.FORCE_BT_SCO); |
| } |
| |
| /** @see AudioManager#setBluetoothA2dpOn(boolean) */ |
| public void setBluetoothA2dpOn(boolean on) { |
| synchronized (mBluetoothA2dpEnabledLock) { |
| mBluetoothA2dpEnabled = on; |
| sendMsg(mAudioHandler, MSG_SET_FORCE_BT_A2DP_USE, SENDMSG_QUEUE, |
| AudioSystem.FOR_MEDIA, |
| mBluetoothA2dpEnabled ? AudioSystem.FORCE_NONE : AudioSystem.FORCE_NO_BT_A2DP, |
| null, 0); |
| } |
| } |
| |
| /** @see AudioManager#isBluetoothA2dpOn() */ |
| public boolean isBluetoothA2dpOn() { |
| synchronized (mBluetoothA2dpEnabledLock) { |
| return mBluetoothA2dpEnabled; |
| } |
| } |
| |
| /** @see AudioManager#startBluetoothSco() */ |
| public void startBluetoothSco(IBinder cb, int targetSdkVersion) { |
| int scoAudioMode = |
| (targetSdkVersion < Build.VERSION_CODES.JELLY_BEAN_MR2) ? |
| SCO_MODE_VIRTUAL_CALL : SCO_MODE_UNDEFINED; |
| startBluetoothScoInt(cb, scoAudioMode); |
| } |
| |
| /** @see AudioManager#startBluetoothScoVirtualCall() */ |
| public void startBluetoothScoVirtualCall(IBinder cb) { |
| startBluetoothScoInt(cb, SCO_MODE_VIRTUAL_CALL); |
| } |
| |
| void startBluetoothScoInt(IBinder cb, int scoAudioMode){ |
| if (!checkAudioSettingsPermission("startBluetoothSco()") || |
| !mSystemReady) { |
| return; |
| } |
| ScoClient client = getScoClient(cb, true); |
| // The calling identity must be cleared before calling ScoClient.incCount(). |
| // inCount() calls requestScoState() which in turn can call BluetoothHeadset APIs |
| // and this must be done on behalf of system server to make sure permissions are granted. |
| // The caller identity must be cleared after getScoClient() because it is needed if a new |
| // client is created. |
| final long ident = Binder.clearCallingIdentity(); |
| client.incCount(scoAudioMode); |
| Binder.restoreCallingIdentity(ident); |
| } |
| |
| /** @see AudioManager#stopBluetoothSco() */ |
| public void stopBluetoothSco(IBinder cb){ |
| if (!checkAudioSettingsPermission("stopBluetoothSco()") || |
| !mSystemReady) { |
| return; |
| } |
| ScoClient client = getScoClient(cb, false); |
| // The calling identity must be cleared before calling ScoClient.decCount(). |
| // decCount() calls requestScoState() which in turn can call BluetoothHeadset APIs |
| // and this must be done on behalf of system server to make sure permissions are granted. |
| final long ident = Binder.clearCallingIdentity(); |
| if (client != null) { |
| client.decCount(); |
| } |
| Binder.restoreCallingIdentity(ident); |
| } |
| |
| |
| private class ScoClient implements IBinder.DeathRecipient { |
| private IBinder mCb; // To be notified of client's death |
| private int mCreatorPid; |
| private int mStartcount; // number of SCO connections started by this client |
| |
| ScoClient(IBinder cb) { |
| mCb = cb; |
| mCreatorPid = Binder.getCallingPid(); |
| mStartcount = 0; |
| } |
| |
| public void binderDied() { |
| synchronized(mScoClients) { |
| Log.w(TAG, "SCO client died"); |
| int index = mScoClients.indexOf(this); |
| if (index < 0) { |
| Log.w(TAG, "unregistered SCO client died"); |
| } else { |
| clearCount(true); |
| mScoClients.remove(this); |
| } |
| } |
| } |
| |
| public void incCount(int scoAudioMode) { |
| synchronized(mScoClients) { |
| requestScoState(BluetoothHeadset.STATE_AUDIO_CONNECTED, scoAudioMode); |
| if (mStartcount == 0) { |
| try { |
| mCb.linkToDeath(this, 0); |
| } catch (RemoteException e) { |
| // client has already died! |
| Log.w(TAG, "ScoClient incCount() could not link to "+mCb+" binder death"); |
| } |
| } |
| mStartcount++; |
| } |
| } |
| |
| public void decCount() { |
| synchronized(mScoClients) { |
| if (mStartcount == 0) { |
| Log.w(TAG, "ScoClient.decCount() already 0"); |
| } else { |
| mStartcount--; |
| if (mStartcount == 0) { |
| try { |
| mCb.unlinkToDeath(this, 0); |
| } catch (NoSuchElementException e) { |
| Log.w(TAG, "decCount() going to 0 but not registered to binder"); |
| } |
| } |
| requestScoState(BluetoothHeadset.STATE_AUDIO_DISCONNECTED, 0); |
| } |
| } |
| } |
| |
| public void clearCount(boolean stopSco) { |
| synchronized(mScoClients) { |
| if (mStartcount != 0) { |
| try { |
| mCb.unlinkToDeath(this, 0); |
| } catch (NoSuchElementException e) { |
| Log.w(TAG, "clearCount() mStartcount: "+mStartcount+" != 0 but not registered to binder"); |
| } |
| } |
| mStartcount = 0; |
| if (stopSco) { |
| requestScoState(BluetoothHeadset.STATE_AUDIO_DISCONNECTED, 0); |
| } |
| } |
| } |
| |
| public int getCount() { |
| return mStartcount; |
| } |
| |
| public IBinder getBinder() { |
| return mCb; |
| } |
| |
| public int getPid() { |
| return mCreatorPid; |
| } |
| |
| public int totalCount() { |
| synchronized(mScoClients) { |
| int count = 0; |
| int size = mScoClients.size(); |
| for (int i = 0; i < size; i++) { |
| count += mScoClients.get(i).getCount(); |
| } |
| return count; |
| } |
| } |
| |
| private void requestScoState(int state, int scoAudioMode) { |
| checkScoAudioState(); |
| if (totalCount() == 0) { |
| if (state == BluetoothHeadset.STATE_AUDIO_CONNECTED) { |
| // Make sure that the state transitions to CONNECTING even if we cannot initiate |
| // the connection. |
| broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_CONNECTING); |
| // Accept SCO audio activation only in NORMAL audio mode or if the mode is |
| // currently controlled by the same client process. |
| synchronized(mSetModeDeathHandlers) { |
| if ((mSetModeDeathHandlers.isEmpty() || |
| mSetModeDeathHandlers.get(0).getPid() == mCreatorPid) && |
| (mScoAudioState == SCO_STATE_INACTIVE || |
| mScoAudioState == SCO_STATE_DEACTIVATE_REQ)) { |
| if (mScoAudioState == SCO_STATE_INACTIVE) { |
| mScoAudioMode = scoAudioMode; |
| if (scoAudioMode == SCO_MODE_UNDEFINED) { |
| if (mBluetoothHeadsetDevice != null) { |
| mScoAudioMode = new Integer(Settings.Global.getInt( |
| mContentResolver, |
| "bluetooth_sco_channel_"+ |
| mBluetoothHeadsetDevice.getAddress(), |
| SCO_MODE_VIRTUAL_CALL)); |
| if (mScoAudioMode > SCO_MODE_MAX || mScoAudioMode < 0) { |
| mScoAudioMode = SCO_MODE_VIRTUAL_CALL; |
| } |
| } else { |
| mScoAudioMode = SCO_MODE_RAW; |
| } |
| } |
| if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null) { |
| boolean status = false; |
| if (mScoAudioMode == SCO_MODE_RAW) { |
| status = mBluetoothHeadset.connectAudio(); |
| } else if (mScoAudioMode == SCO_MODE_VIRTUAL_CALL) { |
| status = mBluetoothHeadset.startScoUsingVirtualVoiceCall( |
| mBluetoothHeadsetDevice); |
| } else if (mScoAudioMode == SCO_MODE_VR) { |
| status = mBluetoothHeadset.startVoiceRecognition( |
| mBluetoothHeadsetDevice); |
| } |
| |
| if (status) { |
| mScoAudioState = SCO_STATE_ACTIVE_INTERNAL; |
| } else { |
| broadcastScoConnectionState( |
| AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| } |
| } else if (getBluetoothHeadset()) { |
| mScoAudioState = SCO_STATE_ACTIVATE_REQ; |
| } |
| } else { |
| mScoAudioState = SCO_STATE_ACTIVE_INTERNAL; |
| broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_CONNECTED); |
| } |
| } else { |
| broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| } |
| } |
| } else if (state == BluetoothHeadset.STATE_AUDIO_DISCONNECTED && |
| (mScoAudioState == SCO_STATE_ACTIVE_INTERNAL || |
| mScoAudioState == SCO_STATE_ACTIVATE_REQ)) { |
| if (mScoAudioState == SCO_STATE_ACTIVE_INTERNAL) { |
| if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null) { |
| boolean status = false; |
| if (mScoAudioMode == SCO_MODE_RAW) { |
| status = mBluetoothHeadset.disconnectAudio(); |
| } else if (mScoAudioMode == SCO_MODE_VIRTUAL_CALL) { |
| status = mBluetoothHeadset.stopScoUsingVirtualVoiceCall( |
| mBluetoothHeadsetDevice); |
| } else if (mScoAudioMode == SCO_MODE_VR) { |
| status = mBluetoothHeadset.stopVoiceRecognition( |
| mBluetoothHeadsetDevice); |
| } |
| |
| if (!status) { |
| mScoAudioState = SCO_STATE_INACTIVE; |
| broadcastScoConnectionState( |
| AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| } |
| } else if (getBluetoothHeadset()) { |
| mScoAudioState = SCO_STATE_DEACTIVATE_REQ; |
| } |
| } else { |
| mScoAudioState = SCO_STATE_INACTIVE; |
| broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| } |
| } |
| } |
| } |
| } |
| |
| private void checkScoAudioState() { |
| if (mBluetoothHeadset != null && mBluetoothHeadsetDevice != null && |
| mScoAudioState == SCO_STATE_INACTIVE && |
| mBluetoothHeadset.getAudioState(mBluetoothHeadsetDevice) |
| != BluetoothHeadset.STATE_AUDIO_DISCONNECTED) { |
| mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL; |
| } |
| } |
| |
| private ScoClient getScoClient(IBinder cb, boolean create) { |
| synchronized(mScoClients) { |
| ScoClient client = null; |
| int size = mScoClients.size(); |
| for (int i = 0; i < size; i++) { |
| client = mScoClients.get(i); |
| if (client.getBinder() == cb) |
| return client; |
| } |
| if (create) { |
| client = new ScoClient(cb); |
| mScoClients.add(client); |
| } |
| return client; |
| } |
| } |
| |
| public void clearAllScoClients(int exceptPid, boolean stopSco) { |
| synchronized(mScoClients) { |
| ScoClient savedClient = null; |
| int size = mScoClients.size(); |
| for (int i = 0; i < size; i++) { |
| ScoClient cl = mScoClients.get(i); |
| if (cl.getPid() != exceptPid) { |
| cl.clearCount(stopSco); |
| } else { |
| savedClient = cl; |
| } |
| } |
| mScoClients.clear(); |
| if (savedClient != null) { |
| mScoClients.add(savedClient); |
| } |
| } |
| } |
| |
| private boolean getBluetoothHeadset() { |
| boolean result = false; |
| BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); |
| if (adapter != null) { |
| result = adapter.getProfileProxy(mContext, mBluetoothProfileServiceListener, |
| BluetoothProfile.HEADSET); |
| } |
| // If we could not get a bluetooth headset proxy, send a failure message |
| // without delay to reset the SCO audio state and clear SCO clients. |
| // If we could get a proxy, send a delayed failure message that will reset our state |
| // in case we don't receive onServiceConnected(). |
| sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, |
| SENDMSG_REPLACE, 0, 0, null, result ? BT_HEADSET_CNCT_TIMEOUT_MS : 0); |
| return result; |
| } |
| |
| private void disconnectBluetoothSco(int exceptPid) { |
| synchronized(mScoClients) { |
| checkScoAudioState(); |
| if (mScoAudioState == SCO_STATE_ACTIVE_EXTERNAL || |
| mScoAudioState == SCO_STATE_DEACTIVATE_EXT_REQ) { |
| if (mBluetoothHeadsetDevice != null) { |
| if (mBluetoothHeadset != null) { |
| if (!mBluetoothHeadset.stopVoiceRecognition( |
| mBluetoothHeadsetDevice)) { |
| sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, |
| SENDMSG_REPLACE, 0, 0, null, 0); |
| } |
| } else if (mScoAudioState == SCO_STATE_ACTIVE_EXTERNAL && |
| getBluetoothHeadset()) { |
| mScoAudioState = SCO_STATE_DEACTIVATE_EXT_REQ; |
| } |
| } |
| } else { |
| clearAllScoClients(exceptPid, true); |
| } |
| } |
| } |
| |
| private void resetBluetoothSco() { |
| synchronized(mScoClients) { |
| clearAllScoClients(0, false); |
| mScoAudioState = SCO_STATE_INACTIVE; |
| broadcastScoConnectionState(AudioManager.SCO_AUDIO_STATE_DISCONNECTED); |
| } |
| } |
| |
| private void broadcastScoConnectionState(int state) { |
| sendMsg(mAudioHandler, MSG_BROADCAST_BT_CONNECTION_STATE, |
| SENDMSG_QUEUE, state, 0, null, 0); |
| } |
| |
| private void onBroadcastScoConnectionState(int state) { |
| if (state != mScoConnectionState) { |
| Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_UPDATED); |
| newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, state); |
| newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_PREVIOUS_STATE, |
| mScoConnectionState); |
| sendStickyBroadcastToAll(newIntent); |
| mScoConnectionState = state; |
| } |
| } |
| |
| void setBtScoDeviceConnectionState(BluetoothDevice btDevice, int state) { |
| if (btDevice == null) { |
| return; |
| } |
| |
| String address = btDevice.getAddress(); |
| BluetoothClass btClass = btDevice.getBluetoothClass(); |
| int outDevice = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO; |
| int inDevice = AudioSystem.DEVICE_IN_BLUETOOTH_SCO_HEADSET; |
| if (btClass != null) { |
| switch (btClass.getDeviceClass()) { |
| case BluetoothClass.Device.AUDIO_VIDEO_WEARABLE_HEADSET: |
| case BluetoothClass.Device.AUDIO_VIDEO_HANDSFREE: |
| outDevice = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_HEADSET; |
| break; |
| case BluetoothClass.Device.AUDIO_VIDEO_CAR_AUDIO: |
| outDevice = AudioSystem.DEVICE_OUT_BLUETOOTH_SCO_CARKIT; |
| break; |
| } |
| } |
| |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| address = ""; |
| } |
| |
| boolean connected = (state == BluetoothProfile.STATE_CONNECTED); |
| |
| String btDeviceName = btDevice.getName(); |
| boolean success = |
| handleDeviceConnection(connected, outDevice, address, btDeviceName) && |
| handleDeviceConnection(connected, inDevice, address, btDeviceName); |
| if (success) { |
| synchronized (mScoClients) { |
| if (connected) { |
| mBluetoothHeadsetDevice = btDevice; |
| } else { |
| mBluetoothHeadsetDevice = null; |
| resetBluetoothSco(); |
| } |
| } |
| } |
| } |
| |
| private BluetoothProfile.ServiceListener mBluetoothProfileServiceListener = |
| new BluetoothProfile.ServiceListener() { |
| public void onServiceConnected(int profile, BluetoothProfile proxy) { |
| BluetoothDevice btDevice; |
| List<BluetoothDevice> deviceList; |
| switch(profile) { |
| case BluetoothProfile.A2DP: |
| synchronized (mConnectedDevices) { |
| synchronized (mA2dpAvrcpLock) { |
| mA2dp = (BluetoothA2dp) proxy; |
| deviceList = mA2dp.getConnectedDevices(); |
| if (deviceList.size() > 0) { |
| btDevice = deviceList.get(0); |
| int state = mA2dp.getConnectionState(btDevice); |
| int delay = checkSendBecomingNoisyIntent( |
| AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| (state == BluetoothA2dp.STATE_CONNECTED) ? 1 : 0); |
| queueMsgUnderWakeLock(mAudioHandler, |
| MSG_SET_A2DP_SINK_CONNECTION_STATE, |
| state, |
| 0, |
| btDevice, |
| delay); |
| } |
| } |
| } |
| break; |
| |
| case BluetoothProfile.A2DP_SINK: |
| deviceList = proxy.getConnectedDevices(); |
| if (deviceList.size() > 0) { |
| btDevice = deviceList.get(0); |
| synchronized (mConnectedDevices) { |
| int state = proxy.getConnectionState(btDevice); |
| queueMsgUnderWakeLock(mAudioHandler, |
| MSG_SET_A2DP_SRC_CONNECTION_STATE, |
| state, |
| 0, |
| btDevice, |
| 0 /* delay */); |
| } |
| } |
| break; |
| |
| case BluetoothProfile.HEADSET: |
| synchronized (mScoClients) { |
| // Discard timeout message |
| mAudioHandler.removeMessages(MSG_BT_HEADSET_CNCT_FAILED); |
| mBluetoothHeadset = (BluetoothHeadset) proxy; |
| deviceList = mBluetoothHeadset.getConnectedDevices(); |
| if (deviceList.size() > 0) { |
| mBluetoothHeadsetDevice = deviceList.get(0); |
| } else { |
| mBluetoothHeadsetDevice = null; |
| } |
| // Refresh SCO audio state |
| checkScoAudioState(); |
| // Continue pending action if any |
| if (mScoAudioState == SCO_STATE_ACTIVATE_REQ || |
| mScoAudioState == SCO_STATE_DEACTIVATE_REQ || |
| mScoAudioState == SCO_STATE_DEACTIVATE_EXT_REQ) { |
| boolean status = false; |
| if (mBluetoothHeadsetDevice != null) { |
| switch (mScoAudioState) { |
| case SCO_STATE_ACTIVATE_REQ: |
| mScoAudioState = SCO_STATE_ACTIVE_INTERNAL; |
| if (mScoAudioMode == SCO_MODE_RAW) { |
| status = mBluetoothHeadset.connectAudio(); |
| } else if (mScoAudioMode == SCO_MODE_VIRTUAL_CALL) { |
| status = mBluetoothHeadset.startScoUsingVirtualVoiceCall( |
| mBluetoothHeadsetDevice); |
| } else if (mScoAudioMode == SCO_MODE_VR) { |
| status = mBluetoothHeadset.startVoiceRecognition( |
| mBluetoothHeadsetDevice); |
| } |
| break; |
| case SCO_STATE_DEACTIVATE_REQ: |
| if (mScoAudioMode == SCO_MODE_RAW) { |
| status = mBluetoothHeadset.disconnectAudio(); |
| } else if (mScoAudioMode == SCO_MODE_VIRTUAL_CALL) { |
| status = mBluetoothHeadset.stopScoUsingVirtualVoiceCall( |
| mBluetoothHeadsetDevice); |
| } else if (mScoAudioMode == SCO_MODE_VR) { |
| status = mBluetoothHeadset.stopVoiceRecognition( |
| mBluetoothHeadsetDevice); |
| } |
| break; |
| case SCO_STATE_DEACTIVATE_EXT_REQ: |
| status = mBluetoothHeadset.stopVoiceRecognition( |
| mBluetoothHeadsetDevice); |
| } |
| } |
| if (!status) { |
| sendMsg(mAudioHandler, MSG_BT_HEADSET_CNCT_FAILED, |
| SENDMSG_REPLACE, 0, 0, null, 0); |
| } |
| } |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| public void onServiceDisconnected(int profile) { |
| ArraySet<String> toRemove = null; |
| switch (profile) { |
| case BluetoothProfile.A2DP: |
| synchronized (mConnectedDevices) { |
| synchronized (mA2dpAvrcpLock) { |
| // Disconnect ALL DEVICE_OUT_BLUETOOTH_A2DP devices |
| for (int i = 0; i < mConnectedDevices.size(); i++) { |
| DeviceListSpec deviceSpec = mConnectedDevices.valueAt(i); |
| if (deviceSpec.mDeviceType == AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP) { |
| toRemove = toRemove != null ? toRemove : new ArraySet<String>(); |
| toRemove.add(deviceSpec.mDeviceAddress); |
| } |
| } |
| if (toRemove != null) { |
| int delay = checkSendBecomingNoisyIntent( |
| AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| 0); |
| for (int i = 0; i < toRemove.size(); i++) { |
| makeA2dpDeviceUnavailableLater(toRemove.valueAt(i), delay); |
| } |
| } |
| } |
| } |
| break; |
| |
| case BluetoothProfile.A2DP_SINK: |
| synchronized (mConnectedDevices) { |
| // Disconnect ALL DEVICE_IN_BLUETOOTH_A2DP devices |
| for(int i = 0; i < mConnectedDevices.size(); i++) { |
| DeviceListSpec deviceSpec = mConnectedDevices.valueAt(i); |
| if (deviceSpec.mDeviceType == AudioSystem.DEVICE_IN_BLUETOOTH_A2DP) { |
| toRemove = toRemove != null ? toRemove : new ArraySet<String>(); |
| toRemove.add(deviceSpec.mDeviceAddress); |
| } |
| } |
| if (toRemove != null) { |
| for (int i = 0; i < toRemove.size(); i++) { |
| makeA2dpSrcUnavailable(toRemove.valueAt(i)); |
| } |
| } |
| } |
| break; |
| |
| case BluetoothProfile.HEADSET: |
| synchronized (mScoClients) { |
| if (mBluetoothHeadsetDevice != null) { |
| setBtScoDeviceConnectionState(mBluetoothHeadsetDevice, |
| BluetoothProfile.STATE_DISCONNECTED); |
| } |
| mBluetoothHeadset = null; |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| }; |
| |
| private void onCheckMusicActive(String caller) { |
| synchronized (mSafeMediaVolumeState) { |
| if (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_INACTIVE) { |
| int device = getDeviceForStream(AudioSystem.STREAM_MUSIC); |
| |
| if ((device & mSafeMediaVolumeDevices) != 0) { |
| sendMsg(mAudioHandler, |
| MSG_CHECK_MUSIC_ACTIVE, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| caller, |
| MUSIC_ACTIVE_POLL_PERIOD_MS); |
| int index = mStreamStates[AudioSystem.STREAM_MUSIC].getIndex(device); |
| if (AudioSystem.isStreamActive(AudioSystem.STREAM_MUSIC, 0) && |
| (index > mSafeMediaVolumeIndex)) { |
| // Approximate cumulative active music time |
| mMusicActiveMs += MUSIC_ACTIVE_POLL_PERIOD_MS; |
| if (mMusicActiveMs > UNSAFE_VOLUME_MUSIC_ACTIVE_MS_MAX) { |
| setSafeMediaVolumeEnabled(true, caller); |
| mMusicActiveMs = 0; |
| } |
| saveMusicActiveMs(); |
| } |
| } |
| } |
| } |
| } |
| |
| private void saveMusicActiveMs() { |
| mAudioHandler.obtainMessage(MSG_PERSIST_MUSIC_ACTIVE_MS, mMusicActiveMs, 0).sendToTarget(); |
| } |
| |
| private void onConfigureSafeVolume(boolean force, String caller) { |
| synchronized (mSafeMediaVolumeState) { |
| int mcc = mContext.getResources().getConfiguration().mcc; |
| if ((mMcc != mcc) || ((mMcc == 0) && force)) { |
| mSafeMediaVolumeIndex = mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_safe_media_volume_index) * 10; |
| boolean safeMediaVolumeEnabled = |
| SystemProperties.getBoolean("audio.safemedia.force", false) |
| || mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_safe_media_volume_enabled); |
| |
| // The persisted state is either "disabled" or "active": this is the state applied |
| // next time we boot and cannot be "inactive" |
| int persistedState; |
| if (safeMediaVolumeEnabled) { |
| persistedState = SAFE_MEDIA_VOLUME_ACTIVE; |
| // The state can already be "inactive" here if the user has forced it before |
| // the 30 seconds timeout for forced configuration. In this case we don't reset |
| // it to "active". |
| if (mSafeMediaVolumeState != SAFE_MEDIA_VOLUME_INACTIVE) { |
| if (mMusicActiveMs == 0) { |
| mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_ACTIVE; |
| enforceSafeMediaVolume(caller); |
| } else { |
| // We have existing playback time recorded, already confirmed. |
| mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_INACTIVE; |
| } |
| } |
| } else { |
| persistedState = SAFE_MEDIA_VOLUME_DISABLED; |
| mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_DISABLED; |
| } |
| mMcc = mcc; |
| sendMsg(mAudioHandler, |
| MSG_PERSIST_SAFE_VOLUME_STATE, |
| SENDMSG_QUEUE, |
| persistedState, |
| 0, |
| null, |
| 0); |
| } |
| } |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Internal methods |
| /////////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Checks if the adjustment should change ringer mode instead of just |
| * adjusting volume. If so, this will set the proper ringer mode and volume |
| * indices on the stream states. |
| */ |
| private int checkForRingerModeChange(int oldIndex, int direction, int step, boolean isMuted) { |
| final boolean isTv = mPlatformType == AudioSystem.PLATFORM_TELEVISION; |
| int result = FLAG_ADJUST_VOLUME; |
| int ringerMode = getRingerModeInternal(); |
| |
| switch (ringerMode) { |
| case RINGER_MODE_NORMAL: |
| if (direction == AudioManager.ADJUST_LOWER) { |
| if (mHasVibrator) { |
| // "step" is the delta in internal index units corresponding to a |
| // change of 1 in UI index units. |
| // Because of rounding when rescaling from one stream index range to its alias |
| // index range, we cannot simply test oldIndex == step: |
| // (step <= oldIndex < 2 * step) is equivalent to: (old UI index == 1) |
| if (step <= oldIndex && oldIndex < 2 * step) { |
| ringerMode = RINGER_MODE_VIBRATE; |
| mLoweredFromNormalToVibrateTime = SystemClock.uptimeMillis(); |
| } |
| } else { |
| if (oldIndex == step && mVolumePolicy.volumeDownToEnterSilent) { |
| ringerMode = RINGER_MODE_SILENT; |
| } |
| } |
| } else if (isTv && (direction == AudioManager.ADJUST_TOGGLE_MUTE |
| || direction == AudioManager.ADJUST_MUTE)) { |
| if (mHasVibrator) { |
| ringerMode = RINGER_MODE_VIBRATE; |
| } else { |
| ringerMode = RINGER_MODE_SILENT; |
| } |
| // Setting the ringer mode will toggle mute |
| result &= ~FLAG_ADJUST_VOLUME; |
| } |
| break; |
| case RINGER_MODE_VIBRATE: |
| if (!mHasVibrator) { |
| Log.e(TAG, "checkForRingerModeChange() current ringer mode is vibrate" + |
| "but no vibrator is present"); |
| break; |
| } |
| if ((direction == AudioManager.ADJUST_LOWER)) { |
| // This is the case we were muted with the volume turned up |
| if (isTv && oldIndex >= 2 * step && isMuted) { |
| ringerMode = RINGER_MODE_NORMAL; |
| } else if (mPrevVolDirection != AudioManager.ADJUST_LOWER) { |
| if (mVolumePolicy.volumeDownToEnterSilent) { |
| final long diff = SystemClock.uptimeMillis() |
| - mLoweredFromNormalToVibrateTime; |
| if (diff > mVolumePolicy.vibrateToSilentDebounce |
| && mRingerModeDelegate.canVolumeDownEnterSilent()) { |
| ringerMode = RINGER_MODE_SILENT; |
| } |
| } else { |
| result |= AudioManager.FLAG_SHOW_VIBRATE_HINT; |
| } |
| } |
| } else if (direction == AudioManager.ADJUST_RAISE |
| || direction == AudioManager.ADJUST_TOGGLE_MUTE |
| || direction == AudioManager.ADJUST_UNMUTE) { |
| ringerMode = RINGER_MODE_NORMAL; |
| } |
| result &= ~FLAG_ADJUST_VOLUME; |
| break; |
| case RINGER_MODE_SILENT: |
| if (isTv && direction == AudioManager.ADJUST_LOWER && oldIndex >= 2 * step && isMuted) { |
| // This is the case we were muted with the volume turned up |
| ringerMode = RINGER_MODE_NORMAL; |
| } else if (direction == AudioManager.ADJUST_RAISE |
| || direction == AudioManager.ADJUST_TOGGLE_MUTE |
| || direction == AudioManager.ADJUST_UNMUTE) { |
| if (!mVolumePolicy.volumeUpToExitSilent) { |
| result |= AudioManager.FLAG_SHOW_SILENT_HINT; |
| } else { |
| if (mHasVibrator && direction == AudioManager.ADJUST_RAISE) { |
| ringerMode = RINGER_MODE_VIBRATE; |
| } else { |
| // If we don't have a vibrator or they were toggling mute |
| // go straight back to normal. |
| ringerMode = RINGER_MODE_NORMAL; |
| } |
| } |
| } |
| result &= ~FLAG_ADJUST_VOLUME; |
| break; |
| default: |
| Log.e(TAG, "checkForRingerModeChange() wrong ringer mode: "+ringerMode); |
| break; |
| } |
| |
| setRingerMode(ringerMode, TAG + ".checkForRingerModeChange", false /*external*/); |
| |
| mPrevVolDirection = direction; |
| |
| return result; |
| } |
| |
| @Override |
| public boolean isStreamAffectedByRingerMode(int streamType) { |
| return (mRingerModeAffectedStreams & (1 << streamType)) != 0; |
| } |
| |
| private boolean isStreamMutedByRingerMode(int streamType) { |
| return (mRingerModeMutedStreams & (1 << streamType)) != 0; |
| } |
| |
| private boolean updateRingerModeAffectedStreams() { |
| int ringerModeAffectedStreams = Settings.System.getIntForUser(mContentResolver, |
| Settings.System.MODE_RINGER_STREAMS_AFFECTED, |
| ((1 << AudioSystem.STREAM_RING)|(1 << AudioSystem.STREAM_NOTIFICATION)| |
| (1 << AudioSystem.STREAM_SYSTEM)|(1 << AudioSystem.STREAM_SYSTEM_ENFORCED)), |
| UserHandle.USER_CURRENT); |
| |
| if (mPlatformType == AudioSystem.PLATFORM_TELEVISION) { |
| ringerModeAffectedStreams = 0; |
| } else if (mRingerModeDelegate != null) { |
| ringerModeAffectedStreams = mRingerModeDelegate |
| .getRingerModeAffectedStreams(ringerModeAffectedStreams); |
| } |
| synchronized (mCameraSoundForced) { |
| if (mCameraSoundForced) { |
| ringerModeAffectedStreams &= ~(1 << AudioSystem.STREAM_SYSTEM_ENFORCED); |
| } else { |
| ringerModeAffectedStreams |= (1 << AudioSystem.STREAM_SYSTEM_ENFORCED); |
| } |
| } |
| if (mStreamVolumeAlias[AudioSystem.STREAM_DTMF] == AudioSystem.STREAM_RING) { |
| ringerModeAffectedStreams |= (1 << AudioSystem.STREAM_DTMF); |
| } else { |
| ringerModeAffectedStreams &= ~(1 << AudioSystem.STREAM_DTMF); |
| } |
| |
| if (ringerModeAffectedStreams != mRingerModeAffectedStreams) { |
| Settings.System.putIntForUser(mContentResolver, |
| Settings.System.MODE_RINGER_STREAMS_AFFECTED, |
| ringerModeAffectedStreams, |
| UserHandle.USER_CURRENT); |
| mRingerModeAffectedStreams = ringerModeAffectedStreams; |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean isStreamAffectedByMute(int streamType) { |
| return (mMuteAffectedStreams & (1 << streamType)) != 0; |
| } |
| |
| private void ensureValidDirection(int direction) { |
| switch (direction) { |
| case AudioManager.ADJUST_LOWER: |
| case AudioManager.ADJUST_RAISE: |
| case AudioManager.ADJUST_SAME: |
| case AudioManager.ADJUST_MUTE: |
| case AudioManager.ADJUST_UNMUTE: |
| case AudioManager.ADJUST_TOGGLE_MUTE: |
| break; |
| default: |
| throw new IllegalArgumentException("Bad direction " + direction); |
| } |
| } |
| |
| private void ensureValidStreamType(int streamType) { |
| if (streamType < 0 || streamType >= mStreamStates.length) { |
| throw new IllegalArgumentException("Bad stream type " + streamType); |
| } |
| } |
| |
| private boolean isMuteAdjust(int adjust) { |
| return adjust == AudioManager.ADJUST_MUTE || adjust == AudioManager.ADJUST_UNMUTE |
| || adjust == AudioManager.ADJUST_TOGGLE_MUTE; |
| } |
| |
| private boolean isInCommunication() { |
| boolean IsInCall = false; |
| |
| TelecomManager telecomManager = |
| (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE); |
| |
| final long ident = Binder.clearCallingIdentity(); |
| IsInCall = telecomManager.isInCall(); |
| Binder.restoreCallingIdentity(ident); |
| |
| return (IsInCall || getMode() == AudioManager.MODE_IN_COMMUNICATION); |
| } |
| |
| /** |
| * For code clarity for getActiveStreamType(int) |
| * @param delay_ms max time since last STREAM_MUSIC activity to consider |
| * @return true if STREAM_MUSIC is active in streams handled by AudioFlinger now or |
| * in the last "delay_ms" ms. |
| */ |
| private boolean isAfMusicActiveRecently(int delay_ms) { |
| return AudioSystem.isStreamActive(AudioSystem.STREAM_MUSIC, delay_ms) |
| || AudioSystem.isStreamActiveRemotely(AudioSystem.STREAM_MUSIC, delay_ms); |
| } |
| |
| private int getActiveStreamType(int suggestedStreamType) { |
| switch (mPlatformType) { |
| case AudioSystem.PLATFORM_VOICE: |
| if (isInCommunication()) { |
| if (AudioSystem.getForceUse(AudioSystem.FOR_COMMUNICATION) |
| == AudioSystem.FORCE_BT_SCO) { |
| // Log.v(TAG, "getActiveStreamType: Forcing STREAM_BLUETOOTH_SCO..."); |
| return AudioSystem.STREAM_BLUETOOTH_SCO; |
| } else { |
| // Log.v(TAG, "getActiveStreamType: Forcing STREAM_VOICE_CALL..."); |
| return AudioSystem.STREAM_VOICE_CALL; |
| } |
| } else if (suggestedStreamType == AudioManager.USE_DEFAULT_STREAM_TYPE) { |
| if (isAfMusicActiveRecently(StreamOverride.sDelayMs)) { |
| if (DEBUG_VOL) |
| Log.v(TAG, "getActiveStreamType: Forcing STREAM_MUSIC stream active"); |
| return AudioSystem.STREAM_MUSIC; |
| } else { |
| if (DEBUG_VOL) |
| Log.v(TAG, "getActiveStreamType: Forcing STREAM_RING b/c default"); |
| return AudioSystem.STREAM_RING; |
| } |
| } else if (isAfMusicActiveRecently(0)) { |
| if (DEBUG_VOL) |
| Log.v(TAG, "getActiveStreamType: Forcing STREAM_MUSIC stream active"); |
| return AudioSystem.STREAM_MUSIC; |
| } |
| break; |
| case AudioSystem.PLATFORM_TELEVISION: |
| if (suggestedStreamType == AudioManager.USE_DEFAULT_STREAM_TYPE) { |
| // TV always defaults to STREAM_MUSIC |
| return AudioSystem.STREAM_MUSIC; |
| } |
| break; |
| default: |
| if (isInCommunication()) { |
| if (AudioSystem.getForceUse(AudioSystem.FOR_COMMUNICATION) |
| == AudioSystem.FORCE_BT_SCO) { |
| if (DEBUG_VOL) Log.v(TAG, "getActiveStreamType: Forcing STREAM_BLUETOOTH_SCO"); |
| return AudioSystem.STREAM_BLUETOOTH_SCO; |
| } else { |
| if (DEBUG_VOL) Log.v(TAG, "getActiveStreamType: Forcing STREAM_VOICE_CALL"); |
| return AudioSystem.STREAM_VOICE_CALL; |
| } |
| } else if (AudioSystem.isStreamActive(AudioSystem.STREAM_NOTIFICATION, |
| StreamOverride.sDelayMs) || |
| AudioSystem.isStreamActive(AudioSystem.STREAM_RING, |
| StreamOverride.sDelayMs)) { |
| if (DEBUG_VOL) Log.v(TAG, "getActiveStreamType: Forcing STREAM_NOTIFICATION"); |
| return AudioSystem.STREAM_NOTIFICATION; |
| } else if (suggestedStreamType == AudioManager.USE_DEFAULT_STREAM_TYPE) { |
| if (isAfMusicActiveRecently(StreamOverride.sDelayMs)) { |
| if (DEBUG_VOL) Log.v(TAG, "getActiveStreamType: forcing STREAM_MUSIC"); |
| return AudioSystem.STREAM_MUSIC; |
| } else { |
| if (DEBUG_VOL) Log.v(TAG, |
| "getActiveStreamType: using STREAM_NOTIFICATION as default"); |
| return AudioSystem.STREAM_NOTIFICATION; |
| } |
| } |
| break; |
| } |
| if (DEBUG_VOL) Log.v(TAG, "getActiveStreamType: Returning suggested type " |
| + suggestedStreamType); |
| return suggestedStreamType; |
| } |
| |
| private void broadcastRingerMode(String action, int ringerMode) { |
| // Send sticky broadcast |
| Intent broadcast = new Intent(action); |
| broadcast.putExtra(AudioManager.EXTRA_RINGER_MODE, ringerMode); |
| broadcast.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
| | Intent.FLAG_RECEIVER_REPLACE_PENDING); |
| sendStickyBroadcastToAll(broadcast); |
| } |
| |
| private void broadcastVibrateSetting(int vibrateType) { |
| // Send broadcast |
| if (ActivityManagerNative.isSystemReady()) { |
| Intent broadcast = new Intent(AudioManager.VIBRATE_SETTING_CHANGED_ACTION); |
| broadcast.putExtra(AudioManager.EXTRA_VIBRATE_TYPE, vibrateType); |
| broadcast.putExtra(AudioManager.EXTRA_VIBRATE_SETTING, getVibrateSetting(vibrateType)); |
| sendBroadcastToAll(broadcast); |
| } |
| } |
| |
| // Message helper methods |
| /** |
| * Queue a message on the given handler's message queue, after acquiring the service wake lock. |
| * Note that the wake lock needs to be released after the message has been handled. |
| */ |
| private void queueMsgUnderWakeLock(Handler handler, int msg, |
| int arg1, int arg2, Object obj, int delay) { |
| final long ident = Binder.clearCallingIdentity(); |
| // Always acquire the wake lock as AudioService because it is released by the |
| // message handler. |
| mAudioEventWakeLock.acquire(); |
| Binder.restoreCallingIdentity(ident); |
| sendMsg(handler, msg, SENDMSG_QUEUE, arg1, arg2, obj, delay); |
| } |
| |
| private static void sendMsg(Handler handler, int msg, |
| int existingMsgPolicy, int arg1, int arg2, Object obj, int delay) { |
| |
| if (existingMsgPolicy == SENDMSG_REPLACE) { |
| handler.removeMessages(msg); |
| } else if (existingMsgPolicy == SENDMSG_NOOP && handler.hasMessages(msg)) { |
| return; |
| } |
| synchronized (mLastDeviceConnectMsgTime) { |
| long time = SystemClock.uptimeMillis() + delay; |
| handler.sendMessageAtTime(handler.obtainMessage(msg, arg1, arg2, obj), time); |
| if (msg == MSG_SET_WIRED_DEVICE_CONNECTION_STATE || |
| msg == MSG_SET_A2DP_SRC_CONNECTION_STATE || |
| msg == MSG_SET_A2DP_SINK_CONNECTION_STATE) { |
| mLastDeviceConnectMsgTime = time; |
| } |
| } |
| } |
| |
| boolean checkAudioSettingsPermission(String method) { |
| if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.MODIFY_AUDIO_SETTINGS) |
| == PackageManager.PERMISSION_GRANTED) { |
| return true; |
| } |
| String msg = "Audio Settings Permission Denial: " + method + " from pid=" |
| + Binder.getCallingPid() |
| + ", uid=" + Binder.getCallingUid(); |
| Log.w(TAG, msg); |
| return false; |
| } |
| |
| private int getDeviceForStream(int stream) { |
| int device = getDevicesForStream(stream); |
| if ((device & (device - 1)) != 0) { |
| // Multiple device selection is either: |
| // - speaker + one other device: give priority to speaker in this case. |
| // - one A2DP device + another device: happens with duplicated output. In this case |
| // retain the device on the A2DP output as the other must not correspond to an active |
| // selection if not the speaker. |
| // - HDMI-CEC system audio mode only output: give priority to available item in order. |
| if ((device & AudioSystem.DEVICE_OUT_SPEAKER) != 0) { |
| device = AudioSystem.DEVICE_OUT_SPEAKER; |
| } else if ((device & AudioSystem.DEVICE_OUT_HDMI_ARC) != 0) { |
| device = AudioSystem.DEVICE_OUT_HDMI_ARC; |
| } else if ((device & AudioSystem.DEVICE_OUT_SPDIF) != 0) { |
| device = AudioSystem.DEVICE_OUT_SPDIF; |
| } else if ((device & AudioSystem.DEVICE_OUT_AUX_LINE) != 0) { |
| device = AudioSystem.DEVICE_OUT_AUX_LINE; |
| } else { |
| device &= AudioSystem.DEVICE_OUT_ALL_A2DP; |
| } |
| } |
| return device; |
| } |
| |
| private int getDevicesForStream(int stream) { |
| return getDevicesForStream(stream, true /*checkOthers*/); |
| } |
| |
| private int getDevicesForStream(int stream, boolean checkOthers) { |
| ensureValidStreamType(stream); |
| synchronized (VolumeStreamState.class) { |
| return mStreamStates[stream].observeDevicesForStream_syncVSS(checkOthers); |
| } |
| } |
| |
| private void observeDevicesForStreams(int skipStream) { |
| synchronized (VolumeStreamState.class) { |
| for (int stream = 0; stream < mStreamStates.length; stream++) { |
| if (stream != skipStream) { |
| mStreamStates[stream].observeDevicesForStream_syncVSS(false /*checkOthers*/); |
| } |
| } |
| } |
| } |
| |
| /* |
| * A class just for packaging up a set of connection parameters. |
| */ |
| private class WiredDeviceConnectionState { |
| public final int mType; |
| public final int mState; |
| public final String mAddress; |
| public final String mName; |
| public final String mCaller; |
| |
| public WiredDeviceConnectionState(int type, int state, String address, String name, |
| String caller) { |
| mType = type; |
| mState = state; |
| mAddress = address; |
| mName = name; |
| mCaller = caller; |
| } |
| } |
| |
| public void setWiredDeviceConnectionState(int type, int state, String address, String name, |
| String caller) { |
| synchronized (mConnectedDevices) { |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "setWiredDeviceConnectionState(" + state + " nm: " + name + " addr:" |
| + address + ")"); |
| } |
| int delay = checkSendBecomingNoisyIntent(type, state); |
| queueMsgUnderWakeLock(mAudioHandler, |
| MSG_SET_WIRED_DEVICE_CONNECTION_STATE, |
| 0, |
| 0, |
| new WiredDeviceConnectionState(type, state, address, name, caller), |
| delay); |
| } |
| } |
| |
| public int setBluetoothA2dpDeviceConnectionState(BluetoothDevice device, int state, int profile) |
| { |
| int delay; |
| if (profile != BluetoothProfile.A2DP && profile != BluetoothProfile.A2DP_SINK) { |
| throw new IllegalArgumentException("invalid profile " + profile); |
| } |
| synchronized (mConnectedDevices) { |
| if (profile == BluetoothProfile.A2DP) { |
| delay = checkSendBecomingNoisyIntent(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| (state == BluetoothA2dp.STATE_CONNECTED) ? 1 : 0); |
| } else { |
| delay = 0; |
| } |
| queueMsgUnderWakeLock(mAudioHandler, |
| (profile == BluetoothProfile.A2DP ? |
| MSG_SET_A2DP_SINK_CONNECTION_STATE : MSG_SET_A2DP_SRC_CONNECTION_STATE), |
| state, |
| 0, |
| device, |
| delay); |
| } |
| return delay; |
| } |
| |
| /////////////////////////////////////////////////////////////////////////// |
| // Inner classes |
| /////////////////////////////////////////////////////////////////////////// |
| |
| // NOTE: Locking order for synchronized objects related to volume or ringer mode management: |
| // 1 mScoclient OR mSafeMediaVolumeState |
| // 2 mSetModeDeathHandlers |
| // 3 mSettingsLock |
| // 4 VolumeStreamState.class |
| // 5 mCameraSoundForced |
| public class VolumeStreamState { |
| private final int mStreamType; |
| private final int mIndexMin; |
| private final int mIndexMax; |
| |
| private boolean mIsMuted; |
| private String mVolumeIndexSettingName; |
| private int mObservedDevices; |
| |
| private final SparseIntArray mIndexMap = new SparseIntArray(8); |
| private final Intent mVolumeChanged; |
| private final Intent mStreamDevicesChanged; |
| |
| private VolumeStreamState(String settingName, int streamType) { |
| |
| mVolumeIndexSettingName = settingName; |
| |
| mStreamType = streamType; |
| mIndexMin = MIN_STREAM_VOLUME[streamType] * 10; |
| mIndexMax = MAX_STREAM_VOLUME[streamType] * 10; |
| AudioSystem.initStreamVolume(streamType, mIndexMin / 10, mIndexMax / 10); |
| |
| readSettings(); |
| mVolumeChanged = new Intent(AudioManager.VOLUME_CHANGED_ACTION); |
| mVolumeChanged.putExtra(AudioManager.EXTRA_VOLUME_STREAM_TYPE, mStreamType); |
| mStreamDevicesChanged = new Intent(AudioManager.STREAM_DEVICES_CHANGED_ACTION); |
| mStreamDevicesChanged.putExtra(AudioManager.EXTRA_VOLUME_STREAM_TYPE, mStreamType); |
| } |
| |
| public int observeDevicesForStream_syncVSS(boolean checkOthers) { |
| final int devices = AudioSystem.getDevicesForStream(mStreamType); |
| if (devices == mObservedDevices) { |
| return devices; |
| } |
| final int prevDevices = mObservedDevices; |
| mObservedDevices = devices; |
| if (checkOthers) { |
| // one stream's devices have changed, check the others |
| observeDevicesForStreams(mStreamType); |
| } |
| // log base stream changes to the event log |
| if (mStreamVolumeAlias[mStreamType] == mStreamType) { |
| EventLogTags.writeStreamDevicesChanged(mStreamType, prevDevices, devices); |
| } |
| sendBroadcastToAll(mStreamDevicesChanged |
| .putExtra(AudioManager.EXTRA_PREV_VOLUME_STREAM_DEVICES, prevDevices) |
| .putExtra(AudioManager.EXTRA_VOLUME_STREAM_DEVICES, devices)); |
| return devices; |
| } |
| |
| public String getSettingNameForDevice(int device) { |
| String name = mVolumeIndexSettingName; |
| String suffix = AudioSystem.getOutputDeviceName(device); |
| if (suffix.isEmpty()) { |
| return name; |
| } |
| return name + "_" + suffix; |
| } |
| |
| public void readSettings() { |
| synchronized (VolumeStreamState.class) { |
| // force maximum volume on all streams if fixed volume property is set |
| if (mUseFixedVolume) { |
| mIndexMap.put(AudioSystem.DEVICE_OUT_DEFAULT, mIndexMax); |
| return; |
| } |
| // do not read system stream volume from settings: this stream is always aliased |
| // to another stream type and its volume is never persisted. Values in settings can |
| // only be stale values |
| if ((mStreamType == AudioSystem.STREAM_SYSTEM) || |
| (mStreamType == AudioSystem.STREAM_SYSTEM_ENFORCED)) { |
| int index = 10 * AudioSystem.DEFAULT_STREAM_VOLUME[mStreamType]; |
| synchronized (mCameraSoundForced) { |
| if (mCameraSoundForced) { |
| index = mIndexMax; |
| } |
| } |
| mIndexMap.put(AudioSystem.DEVICE_OUT_DEFAULT, index); |
| return; |
| } |
| |
| int remainingDevices = AudioSystem.DEVICE_OUT_ALL; |
| |
| for (int i = 0; remainingDevices != 0; i++) { |
| int device = (1 << i); |
| if ((device & remainingDevices) == 0) { |
| continue; |
| } |
| remainingDevices &= ~device; |
| |
| // retrieve current volume for device |
| String name = getSettingNameForDevice(device); |
| // if no volume stored for current stream and device, use default volume if default |
| // device, continue otherwise |
| int defaultIndex = (device == AudioSystem.DEVICE_OUT_DEFAULT) ? |
| AudioSystem.DEFAULT_STREAM_VOLUME[mStreamType] : -1; |
| int index = Settings.System.getIntForUser( |
| mContentResolver, name, defaultIndex, UserHandle.USER_CURRENT); |
| if (index == -1) { |
| continue; |
| } |
| |
| mIndexMap.put(device, getValidIndex(10 * index)); |
| } |
| } |
| } |
| |
| // must be called while synchronized VolumeStreamState.class |
| public void applyDeviceVolume_syncVSS(int device) { |
| int index; |
| if (mIsMuted) { |
| index = 0; |
| } else if (((device & AudioSystem.DEVICE_OUT_ALL_A2DP) != 0 && mAvrcpAbsVolSupported) |
| || ((device & mFullVolumeDevices) != 0)) { |
| index = (mIndexMax + 5)/10; |
| } else { |
| index = (getIndex(device) + 5)/10; |
| } |
| AudioSystem.setStreamVolumeIndex(mStreamType, index, device); |
| } |
| |
| public void applyAllVolumes() { |
| synchronized (VolumeStreamState.class) { |
| // apply default volume first: by convention this will reset all |
| // devices volumes in audio policy manager to the supplied value |
| int index; |
| if (mIsMuted) { |
| index = 0; |
| } else { |
| index = (getIndex(AudioSystem.DEVICE_OUT_DEFAULT) + 5)/10; |
| } |
| AudioSystem.setStreamVolumeIndex(mStreamType, index, AudioSystem.DEVICE_OUT_DEFAULT); |
| // then apply device specific volumes |
| for (int i = 0; i < mIndexMap.size(); i++) { |
| int device = mIndexMap.keyAt(i); |
| if (device != AudioSystem.DEVICE_OUT_DEFAULT) { |
| if (mIsMuted) { |
| index = 0; |
| } else if (((device & AudioSystem.DEVICE_OUT_ALL_A2DP) != 0 && |
| mAvrcpAbsVolSupported) |
| || ((device & mFullVolumeDevices) != 0)) |
| { |
| index = (mIndexMax + 5)/10; |
| } else { |
| index = (mIndexMap.valueAt(i) + 5)/10; |
| } |
| AudioSystem.setStreamVolumeIndex(mStreamType, index, device); |
| } |
| } |
| } |
| } |
| |
| public boolean adjustIndex(int deltaIndex, int device, String caller) { |
| return setIndex(getIndex(device) + deltaIndex, device, caller); |
| } |
| |
| public boolean setIndex(int index, int device, String caller) { |
| boolean changed = false; |
| int oldIndex; |
| synchronized (VolumeStreamState.class) { |
| oldIndex = getIndex(device); |
| index = getValidIndex(index); |
| synchronized (mCameraSoundForced) { |
| if ((mStreamType == AudioSystem.STREAM_SYSTEM_ENFORCED) && mCameraSoundForced) { |
| index = mIndexMax; |
| } |
| } |
| mIndexMap.put(device, index); |
| |
| changed = oldIndex != index; |
| if (changed) { |
| // Apply change to all streams using this one as alias |
| // if changing volume of current device, also change volume of current |
| // device on aliased stream |
| boolean currentDevice = (device == getDeviceForStream(mStreamType)); |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) { |
| if (streamType != mStreamType && |
| mStreamVolumeAlias[streamType] == mStreamType) { |
| int scaledIndex = rescaleIndex(index, mStreamType, streamType); |
| mStreamStates[streamType].setIndex(scaledIndex, device, caller); |
| if (currentDevice) { |
| mStreamStates[streamType].setIndex(scaledIndex, |
| getDeviceForStream(streamType), caller); |
| } |
| } |
| } |
| } |
| } |
| if (changed) { |
| oldIndex = (oldIndex + 5) / 10; |
| index = (index + 5) / 10; |
| // log base stream changes to the event log |
| if (mStreamVolumeAlias[mStreamType] == mStreamType) { |
| if (caller == null) { |
| Log.w(TAG, "No caller for volume_changed event", new Throwable()); |
| } |
| EventLogTags.writeVolumeChanged(mStreamType, oldIndex, index, mIndexMax / 10, |
| caller); |
| } |
| // fire changed intents for all streams |
| mVolumeChanged.putExtra(AudioManager.EXTRA_VOLUME_STREAM_VALUE, index); |
| mVolumeChanged.putExtra(AudioManager.EXTRA_PREV_VOLUME_STREAM_VALUE, oldIndex); |
| sendBroadcastToAll(mVolumeChanged); |
| } |
| return changed; |
| } |
| |
| public int getIndex(int device) { |
| synchronized (VolumeStreamState.class) { |
| int index = mIndexMap.get(device, -1); |
| if (index == -1) { |
| // there is always an entry for AudioSystem.DEVICE_OUT_DEFAULT |
| index = mIndexMap.get(AudioSystem.DEVICE_OUT_DEFAULT); |
| } |
| return index; |
| } |
| } |
| |
| public int getMaxIndex() { |
| return mIndexMax; |
| } |
| |
| public int getMinIndex() { |
| return mIndexMin; |
| } |
| |
| public void setAllIndexes(VolumeStreamState srcStream, String caller) { |
| synchronized (VolumeStreamState.class) { |
| int srcStreamType = srcStream.getStreamType(); |
| // apply default device volume from source stream to all devices first in case |
| // some devices are present in this stream state but not in source stream state |
| int index = srcStream.getIndex(AudioSystem.DEVICE_OUT_DEFAULT); |
| index = rescaleIndex(index, srcStreamType, mStreamType); |
| for (int i = 0; i < mIndexMap.size(); i++) { |
| mIndexMap.put(mIndexMap.keyAt(i), index); |
| } |
| // Now apply actual volume for devices in source stream state |
| SparseIntArray srcMap = srcStream.mIndexMap; |
| for (int i = 0; i < srcMap.size(); i++) { |
| int device = srcMap.keyAt(i); |
| index = srcMap.valueAt(i); |
| index = rescaleIndex(index, srcStreamType, mStreamType); |
| |
| setIndex(index, device, caller); |
| } |
| } |
| } |
| |
| public void setAllIndexesToMax() { |
| synchronized (VolumeStreamState.class) { |
| for (int i = 0; i < mIndexMap.size(); i++) { |
| mIndexMap.put(mIndexMap.keyAt(i), mIndexMax); |
| } |
| } |
| } |
| |
| public void mute(boolean state) { |
| boolean changed = false; |
| synchronized (VolumeStreamState.class) { |
| if (state != mIsMuted) { |
| changed = true; |
| mIsMuted = state; |
| |
| // Set the new mute volume. This propagates the values to |
| // the audio system, otherwise the volume won't be changed |
| // at the lower level. |
| sendMsg(mAudioHandler, |
| MSG_SET_ALL_VOLUMES, |
| SENDMSG_QUEUE, |
| 0, |
| 0, |
| this, 0); |
| } |
| } |
| if (changed) { |
| // Stream mute changed, fire the intent. |
| Intent intent = new Intent(AudioManager.STREAM_MUTE_CHANGED_ACTION); |
| intent.putExtra(AudioManager.EXTRA_VOLUME_STREAM_TYPE, mStreamType); |
| intent.putExtra(AudioManager.EXTRA_STREAM_VOLUME_MUTED, state); |
| sendBroadcastToAll(intent); |
| } |
| } |
| |
| public int getStreamType() { |
| return mStreamType; |
| } |
| |
| public void checkFixedVolumeDevices() { |
| synchronized (VolumeStreamState.class) { |
| // ignore settings for fixed volume devices: volume should always be at max or 0 |
| if (mStreamVolumeAlias[mStreamType] == AudioSystem.STREAM_MUSIC) { |
| for (int i = 0; i < mIndexMap.size(); i++) { |
| int device = mIndexMap.keyAt(i); |
| int index = mIndexMap.valueAt(i); |
| if (((device & mFullVolumeDevices) != 0) |
| || (((device & mFixedVolumeDevices) != 0) && index != 0)) { |
| mIndexMap.put(device, mIndexMax); |
| } |
| applyDeviceVolume_syncVSS(device); |
| } |
| } |
| } |
| } |
| |
| private int getValidIndex(int index) { |
| if (index < mIndexMin) { |
| return mIndexMin; |
| } else if (mUseFixedVolume || index > mIndexMax) { |
| return mIndexMax; |
| } |
| |
| return index; |
| } |
| |
| private void dump(PrintWriter pw) { |
| pw.print(" Muted: "); |
| pw.println(mIsMuted); |
| pw.print(" Min: "); |
| pw.println((mIndexMin + 5) / 10); |
| pw.print(" Max: "); |
| pw.println((mIndexMax + 5) / 10); |
| pw.print(" Current: "); |
| for (int i = 0; i < mIndexMap.size(); i++) { |
| if (i > 0) { |
| pw.print(", "); |
| } |
| final int device = mIndexMap.keyAt(i); |
| pw.print(Integer.toHexString(device)); |
| final String deviceName = device == AudioSystem.DEVICE_OUT_DEFAULT ? "default" |
| : AudioSystem.getOutputDeviceName(device); |
| if (!deviceName.isEmpty()) { |
| pw.print(" ("); |
| pw.print(deviceName); |
| pw.print(")"); |
| } |
| pw.print(": "); |
| final int index = (mIndexMap.valueAt(i) + 5) / 10; |
| pw.print(index); |
| } |
| pw.println(); |
| pw.print(" Devices: "); |
| final int devices = getDevicesForStream(mStreamType); |
| int device, i = 0, n = 0; |
| // iterate all devices from 1 to DEVICE_OUT_DEFAULT exclusive |
| // (the default device is not returned by getDevicesForStream) |
| while ((device = 1 << i) != AudioSystem.DEVICE_OUT_DEFAULT) { |
| if ((devices & device) != 0) { |
| if (n++ > 0) { |
| pw.print(", "); |
| } |
| pw.print(AudioSystem.getOutputDeviceName(device)); |
| } |
| i++; |
| } |
| } |
| } |
| |
| /** Thread that handles native AudioSystem control. */ |
| private class AudioSystemThread extends Thread { |
| AudioSystemThread() { |
| super("AudioService"); |
| } |
| |
| @Override |
| public void run() { |
| // Set this thread up so the handler will work on it |
| Looper.prepare(); |
| |
| synchronized(AudioService.this) { |
| mAudioHandler = new AudioHandler(); |
| |
| // Notify that the handler has been created |
| AudioService.this.notify(); |
| } |
| |
| // Listen for volume change requests that are set by VolumePanel |
| Looper.loop(); |
| } |
| } |
| |
| /** Handles internal volume messages in separate volume thread. */ |
| private class AudioHandler extends Handler { |
| |
| private void setDeviceVolume(VolumeStreamState streamState, int device) { |
| |
| synchronized (VolumeStreamState.class) { |
| // Apply volume |
| streamState.applyDeviceVolume_syncVSS(device); |
| |
| // Apply change to all streams using this one as alias |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) { |
| if (streamType != streamState.mStreamType && |
| mStreamVolumeAlias[streamType] == streamState.mStreamType) { |
| // Make sure volume is also maxed out on A2DP device for aliased stream |
| // that may have a different device selected |
| int streamDevice = getDeviceForStream(streamType); |
| if ((device != streamDevice) && mAvrcpAbsVolSupported && |
| ((device & AudioSystem.DEVICE_OUT_ALL_A2DP) != 0)) { |
| mStreamStates[streamType].applyDeviceVolume_syncVSS(device); |
| } |
| mStreamStates[streamType].applyDeviceVolume_syncVSS(streamDevice); |
| } |
| } |
| } |
| // Post a persist volume msg |
| sendMsg(mAudioHandler, |
| MSG_PERSIST_VOLUME, |
| SENDMSG_QUEUE, |
| device, |
| 0, |
| streamState, |
| PERSIST_DELAY); |
| |
| } |
| |
| private void setAllVolumes(VolumeStreamState streamState) { |
| |
| // Apply volume |
| streamState.applyAllVolumes(); |
| |
| // Apply change to all streams using this one as alias |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int streamType = numStreamTypes - 1; streamType >= 0; streamType--) { |
| if (streamType != streamState.mStreamType && |
| mStreamVolumeAlias[streamType] == streamState.mStreamType) { |
| mStreamStates[streamType].applyAllVolumes(); |
| } |
| } |
| } |
| |
| private void persistVolume(VolumeStreamState streamState, int device) { |
| if (mUseFixedVolume) { |
| return; |
| } |
| if (isPlatformTelevision() && (streamState.mStreamType != AudioSystem.STREAM_MUSIC)) { |
| return; |
| } |
| System.putIntForUser(mContentResolver, |
| streamState.getSettingNameForDevice(device), |
| (streamState.getIndex(device) + 5)/ 10, |
| UserHandle.USER_CURRENT); |
| } |
| |
| private void persistRingerMode(int ringerMode) { |
| if (mUseFixedVolume) { |
| return; |
| } |
| Settings.Global.putInt(mContentResolver, Settings.Global.MODE_RINGER, ringerMode); |
| } |
| |
| private boolean onLoadSoundEffects() { |
| int status; |
| |
| synchronized (mSoundEffectsLock) { |
| if (!mSystemReady) { |
| Log.w(TAG, "onLoadSoundEffects() called before boot complete"); |
| return false; |
| } |
| |
| if (mSoundPool != null) { |
| return true; |
| } |
| |
| loadTouchSoundAssets(); |
| |
| mSoundPool = new SoundPool.Builder() |
| .setMaxStreams(NUM_SOUNDPOOL_CHANNELS) |
| .setAudioAttributes(new AudioAttributes.Builder() |
| .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION) |
| .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION) |
| .build()) |
| .build(); |
| mSoundPoolCallBack = null; |
| mSoundPoolListenerThread = new SoundPoolListenerThread(); |
| mSoundPoolListenerThread.start(); |
| int attempts = 3; |
| while ((mSoundPoolCallBack == null) && (attempts-- > 0)) { |
| try { |
| // Wait for mSoundPoolCallBack to be set by the other thread |
| mSoundEffectsLock.wait(SOUND_EFFECTS_LOAD_TIMEOUT_MS); |
| } catch (InterruptedException e) { |
| Log.w(TAG, "Interrupted while waiting sound pool listener thread."); |
| } |
| } |
| |
| if (mSoundPoolCallBack == null) { |
| Log.w(TAG, "onLoadSoundEffects() SoundPool listener or thread creation error"); |
| if (mSoundPoolLooper != null) { |
| mSoundPoolLooper.quit(); |
| mSoundPoolLooper = null; |
| } |
| mSoundPoolListenerThread = null; |
| mSoundPool.release(); |
| mSoundPool = null; |
| return false; |
| } |
| /* |
| * poolId table: The value -1 in this table indicates that corresponding |
| * file (same index in SOUND_EFFECT_FILES[] has not been loaded. |
| * Once loaded, the value in poolId is the sample ID and the same |
| * sample can be reused for another effect using the same file. |
| */ |
| int[] poolId = new int[SOUND_EFFECT_FILES.size()]; |
| for (int fileIdx = 0; fileIdx < SOUND_EFFECT_FILES.size(); fileIdx++) { |
| poolId[fileIdx] = -1; |
| } |
| /* |
| * Effects whose value in SOUND_EFFECT_FILES_MAP[effect][1] is -1 must be loaded. |
| * If load succeeds, value in SOUND_EFFECT_FILES_MAP[effect][1] is > 0: |
| * this indicates we have a valid sample loaded for this effect. |
| */ |
| |
| int numSamples = 0; |
| for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) { |
| // Do not load sample if this effect uses the MediaPlayer |
| if (SOUND_EFFECT_FILES_MAP[effect][1] == 0) { |
| continue; |
| } |
| if (poolId[SOUND_EFFECT_FILES_MAP[effect][0]] == -1) { |
| String filePath = Environment.getRootDirectory() |
| + SOUND_EFFECTS_PATH |
| + SOUND_EFFECT_FILES.get(SOUND_EFFECT_FILES_MAP[effect][0]); |
| int sampleId = mSoundPool.load(filePath, 0); |
| if (sampleId <= 0) { |
| Log.w(TAG, "Soundpool could not load file: "+filePath); |
| } else { |
| SOUND_EFFECT_FILES_MAP[effect][1] = sampleId; |
| poolId[SOUND_EFFECT_FILES_MAP[effect][0]] = sampleId; |
| numSamples++; |
| } |
| } else { |
| SOUND_EFFECT_FILES_MAP[effect][1] = |
| poolId[SOUND_EFFECT_FILES_MAP[effect][0]]; |
| } |
| } |
| // wait for all samples to be loaded |
| if (numSamples > 0) { |
| mSoundPoolCallBack.setSamples(poolId); |
| |
| attempts = 3; |
| status = 1; |
| while ((status == 1) && (attempts-- > 0)) { |
| try { |
| mSoundEffectsLock.wait(SOUND_EFFECTS_LOAD_TIMEOUT_MS); |
| status = mSoundPoolCallBack.status(); |
| } catch (InterruptedException e) { |
| Log.w(TAG, "Interrupted while waiting sound pool callback."); |
| } |
| } |
| } else { |
| status = -1; |
| } |
| |
| if (mSoundPoolLooper != null) { |
| mSoundPoolLooper.quit(); |
| mSoundPoolLooper = null; |
| } |
| mSoundPoolListenerThread = null; |
| if (status != 0) { |
| Log.w(TAG, |
| "onLoadSoundEffects(), Error "+status+ " while loading samples"); |
| for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) { |
| if (SOUND_EFFECT_FILES_MAP[effect][1] > 0) { |
| SOUND_EFFECT_FILES_MAP[effect][1] = -1; |
| } |
| } |
| |
| mSoundPool.release(); |
| mSoundPool = null; |
| } |
| } |
| return (status == 0); |
| } |
| |
| /** |
| * Unloads samples from the sound pool. |
| * This method can be called to free some memory when |
| * sound effects are disabled. |
| */ |
| private void onUnloadSoundEffects() { |
| synchronized (mSoundEffectsLock) { |
| if (mSoundPool == null) { |
| return; |
| } |
| |
| int[] poolId = new int[SOUND_EFFECT_FILES.size()]; |
| for (int fileIdx = 0; fileIdx < SOUND_EFFECT_FILES.size(); fileIdx++) { |
| poolId[fileIdx] = 0; |
| } |
| |
| for (int effect = 0; effect < AudioManager.NUM_SOUND_EFFECTS; effect++) { |
| if (SOUND_EFFECT_FILES_MAP[effect][1] <= 0) { |
| continue; |
| } |
| if (poolId[SOUND_EFFECT_FILES_MAP[effect][0]] == 0) { |
| mSoundPool.unload(SOUND_EFFECT_FILES_MAP[effect][1]); |
| SOUND_EFFECT_FILES_MAP[effect][1] = -1; |
| poolId[SOUND_EFFECT_FILES_MAP[effect][0]] = -1; |
| } |
| } |
| mSoundPool.release(); |
| mSoundPool = null; |
| } |
| } |
| |
| private void onPlaySoundEffect(int effectType, int volume) { |
| synchronized (mSoundEffectsLock) { |
| |
| onLoadSoundEffects(); |
| |
| if (mSoundPool == null) { |
| return; |
| } |
| float volFloat; |
| // use default if volume is not specified by caller |
| if (volume < 0) { |
| volFloat = (float)Math.pow(10, (float)sSoundEffectVolumeDb/20); |
| } else { |
| volFloat = volume / 1000.0f; |
| } |
| |
| if (SOUND_EFFECT_FILES_MAP[effectType][1] > 0) { |
| mSoundPool.play(SOUND_EFFECT_FILES_MAP[effectType][1], |
| volFloat, volFloat, 0, 0, 1.0f); |
| } else { |
| MediaPlayer mediaPlayer = new MediaPlayer(); |
| try { |
| String filePath = Environment.getRootDirectory() + SOUND_EFFECTS_PATH + |
| SOUND_EFFECT_FILES.get(SOUND_EFFECT_FILES_MAP[effectType][0]); |
| mediaPlayer.setDataSource(filePath); |
| mediaPlayer.setAudioStreamType(AudioSystem.STREAM_SYSTEM); |
| mediaPlayer.prepare(); |
| mediaPlayer.setVolume(volFloat); |
| mediaPlayer.setOnCompletionListener(new OnCompletionListener() { |
| public void onCompletion(MediaPlayer mp) { |
| cleanupPlayer(mp); |
| } |
| }); |
| mediaPlayer.setOnErrorListener(new OnErrorListener() { |
| public boolean onError(MediaPlayer mp, int what, int extra) { |
| cleanupPlayer(mp); |
| return true; |
| } |
| }); |
| mediaPlayer.start(); |
| } catch (IOException ex) { |
| Log.w(TAG, "MediaPlayer IOException: "+ex); |
| } catch (IllegalArgumentException ex) { |
| Log.w(TAG, "MediaPlayer IllegalArgumentException: "+ex); |
| } catch (IllegalStateException ex) { |
| Log.w(TAG, "MediaPlayer IllegalStateException: "+ex); |
| } |
| } |
| } |
| } |
| |
| private void cleanupPlayer(MediaPlayer mp) { |
| if (mp != null) { |
| try { |
| mp.stop(); |
| mp.release(); |
| } catch (IllegalStateException ex) { |
| Log.w(TAG, "MediaPlayer IllegalStateException: "+ex); |
| } |
| } |
| } |
| |
| private void setForceUse(int usage, int config) { |
| synchronized (mConnectedDevices) { |
| setForceUseInt_SyncDevices(usage, config); |
| } |
| } |
| |
| private void onPersistSafeVolumeState(int state) { |
| Settings.Global.putInt(mContentResolver, |
| Settings.Global.AUDIO_SAFE_VOLUME_STATE, |
| state); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| |
| case MSG_SET_DEVICE_VOLUME: |
| setDeviceVolume((VolumeStreamState) msg.obj, msg.arg1); |
| break; |
| |
| case MSG_SET_ALL_VOLUMES: |
| setAllVolumes((VolumeStreamState) msg.obj); |
| break; |
| |
| case MSG_PERSIST_VOLUME: |
| persistVolume((VolumeStreamState) msg.obj, msg.arg1); |
| break; |
| |
| case MSG_PERSIST_MASTER_VOLUME_MUTE: |
| if (mUseFixedVolume) { |
| return; |
| } |
| Settings.System.putIntForUser(mContentResolver, |
| Settings.System.VOLUME_MASTER_MUTE, |
| msg.arg1, |
| msg.arg2); |
| break; |
| |
| case MSG_PERSIST_RINGER_MODE: |
| // note that the value persisted is the current ringer mode, not the |
| // value of ringer mode as of the time the request was made to persist |
| persistRingerMode(getRingerModeInternal()); |
| break; |
| |
| case MSG_MEDIA_SERVER_DIED: |
| onMediaServerDied(); |
| break; |
| |
| case MSG_UNLOAD_SOUND_EFFECTS: |
| onUnloadSoundEffects(); |
| break; |
| |
| case MSG_LOAD_SOUND_EFFECTS: |
| //FIXME: onLoadSoundEffects() should be executed in a separate thread as it |
| // can take several dozens of milliseconds to complete |
| boolean loaded = onLoadSoundEffects(); |
| if (msg.obj != null) { |
| LoadSoundEffectReply reply = (LoadSoundEffectReply)msg.obj; |
| synchronized (reply) { |
| reply.mStatus = loaded ? 0 : -1; |
| reply.notify(); |
| } |
| } |
| break; |
| |
| case MSG_PLAY_SOUND_EFFECT: |
| onPlaySoundEffect(msg.arg1, msg.arg2); |
| break; |
| |
| case MSG_BTA2DP_DOCK_TIMEOUT: |
| // msg.obj == address of BTA2DP device |
| synchronized (mConnectedDevices) { |
| makeA2dpDeviceUnavailableNow( (String) msg.obj ); |
| } |
| break; |
| |
| case MSG_SET_FORCE_USE: |
| case MSG_SET_FORCE_BT_A2DP_USE: |
| setForceUse(msg.arg1, msg.arg2); |
| break; |
| |
| case MSG_BT_HEADSET_CNCT_FAILED: |
| resetBluetoothSco(); |
| break; |
| |
| case MSG_SET_WIRED_DEVICE_CONNECTION_STATE: |
| { WiredDeviceConnectionState connectState = |
| (WiredDeviceConnectionState)msg.obj; |
| onSetWiredDeviceConnectionState(connectState.mType, connectState.mState, |
| connectState.mAddress, connectState.mName, connectState.mCaller); |
| mAudioEventWakeLock.release(); |
| } |
| break; |
| |
| case MSG_SET_A2DP_SRC_CONNECTION_STATE: |
| onSetA2dpSourceConnectionState((BluetoothDevice)msg.obj, msg.arg1); |
| mAudioEventWakeLock.release(); |
| break; |
| |
| case MSG_SET_A2DP_SINK_CONNECTION_STATE: |
| onSetA2dpSinkConnectionState((BluetoothDevice)msg.obj, msg.arg1); |
| mAudioEventWakeLock.release(); |
| break; |
| |
| case MSG_REPORT_NEW_ROUTES: { |
| int N = mRoutesObservers.beginBroadcast(); |
| if (N > 0) { |
| AudioRoutesInfo routes; |
| synchronized (mCurAudioRoutes) { |
| routes = new AudioRoutesInfo(mCurAudioRoutes); |
| } |
| while (N > 0) { |
| N--; |
| IAudioRoutesObserver obs = mRoutesObservers.getBroadcastItem(N); |
| try { |
| obs.dispatchAudioRoutesChanged(routes); |
| } catch (RemoteException e) { |
| } |
| } |
| } |
| mRoutesObservers.finishBroadcast(); |
| observeDevicesForStreams(-1); |
| break; |
| } |
| |
| case MSG_CHECK_MUSIC_ACTIVE: |
| onCheckMusicActive((String) msg.obj); |
| break; |
| |
| case MSG_BROADCAST_AUDIO_BECOMING_NOISY: |
| onSendBecomingNoisyIntent(); |
| break; |
| |
| case MSG_CONFIGURE_SAFE_MEDIA_VOLUME_FORCED: |
| case MSG_CONFIGURE_SAFE_MEDIA_VOLUME: |
| onConfigureSafeVolume((msg.what == MSG_CONFIGURE_SAFE_MEDIA_VOLUME_FORCED), |
| (String) msg.obj); |
| break; |
| case MSG_PERSIST_SAFE_VOLUME_STATE: |
| onPersistSafeVolumeState(msg.arg1); |
| break; |
| |
| case MSG_BROADCAST_BT_CONNECTION_STATE: |
| onBroadcastScoConnectionState(msg.arg1); |
| break; |
| |
| case MSG_SYSTEM_READY: |
| onSystemReady(); |
| break; |
| |
| case MSG_INDICATE_SYSTEM_READY: |
| onIndicateSystemReady(); |
| break; |
| |
| case MSG_PERSIST_MUSIC_ACTIVE_MS: |
| final int musicActiveMs = msg.arg1; |
| Settings.Secure.putIntForUser(mContentResolver, |
| Settings.Secure.UNSAFE_VOLUME_MUSIC_ACTIVE_MS, musicActiveMs, |
| UserHandle.USER_CURRENT); |
| break; |
| case MSG_PERSIST_MICROPHONE_MUTE: |
| Settings.System.putIntForUser(mContentResolver, |
| Settings.System.MICROPHONE_MUTE, |
| msg.arg1, |
| msg.arg2); |
| break; |
| case MSG_UNMUTE_STREAM: |
| onUnmuteStream(msg.arg1, msg.arg2); |
| break; |
| case MSG_DYN_POLICY_MIX_STATE_UPDATE: |
| onDynPolicyMixStateUpdate((String) msg.obj, msg.arg1); |
| break; |
| } |
| } |
| } |
| |
| private class SettingsObserver extends ContentObserver { |
| |
| SettingsObserver() { |
| super(new Handler()); |
| mContentResolver.registerContentObserver(Settings.System.getUriFor( |
| Settings.System.MODE_RINGER_STREAMS_AFFECTED), false, this); |
| mContentResolver.registerContentObserver(Settings.Global.getUriFor( |
| Settings.Global.DOCK_AUDIO_MEDIA_ENABLED), false, this); |
| } |
| |
| @Override |
| public void onChange(boolean selfChange) { |
| super.onChange(selfChange); |
| // FIXME This synchronized is not necessary if mSettingsLock only protects mRingerMode. |
| // However there appear to be some missing locks around mRingerModeMutedStreams |
| // and mRingerModeAffectedStreams, so will leave this synchronized for now. |
| // mRingerModeMutedStreams and mMuteAffectedStreams are safe (only accessed once). |
| synchronized (mSettingsLock) { |
| if (updateRingerModeAffectedStreams()) { |
| /* |
| * Ensure all stream types that should be affected by ringer mode |
| * are in the proper state. |
| */ |
| setRingerModeInt(getRingerModeInternal(), false); |
| } |
| readDockAudioSettings(mContentResolver); |
| } |
| } |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void makeA2dpDeviceAvailable(String address, String name) { |
| // enable A2DP before notifying A2DP connection to avoid unecessary processing in |
| // audio policy manager |
| VolumeStreamState streamState = mStreamStates[AudioSystem.STREAM_MUSIC]; |
| sendMsg(mAudioHandler, MSG_SET_DEVICE_VOLUME, SENDMSG_QUEUE, |
| AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, 0, streamState, 0); |
| setBluetoothA2dpOnInt(true); |
| AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| AudioSystem.DEVICE_STATE_AVAILABLE, address, name); |
| // Reset A2DP suspend state each time a new sink is connected |
| AudioSystem.setParameters("A2dpSuspended=false"); |
| mConnectedDevices.put( |
| makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, address), |
| new DeviceListSpec(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, name, |
| address)); |
| } |
| |
| private void onSendBecomingNoisyIntent() { |
| sendBroadcastToAll(new Intent(AudioManager.ACTION_AUDIO_BECOMING_NOISY)); |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void makeA2dpDeviceUnavailableNow(String address) { |
| synchronized (mA2dpAvrcpLock) { |
| mAvrcpAbsVolSupported = false; |
| } |
| AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| AudioSystem.DEVICE_STATE_UNAVAILABLE, address, ""); |
| mConnectedDevices.remove( |
| makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, address)); |
| synchronized (mCurAudioRoutes) { |
| // Remove A2DP routes as well |
| if (mCurAudioRoutes.bluetoothName != null) { |
| mCurAudioRoutes.bluetoothName = null; |
| sendMsg(mAudioHandler, MSG_REPORT_NEW_ROUTES, |
| SENDMSG_NOOP, 0, 0, null, 0); |
| } |
| } |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void makeA2dpDeviceUnavailableLater(String address, int delayMs) { |
| // prevent any activity on the A2DP audio output to avoid unwanted |
| // reconnection of the sink. |
| AudioSystem.setParameters("A2dpSuspended=true"); |
| // the device will be made unavailable later, so consider it disconnected right away |
| mConnectedDevices.remove( |
| makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, address)); |
| // send the delayed message to make the device unavailable later |
| Message msg = mAudioHandler.obtainMessage(MSG_BTA2DP_DOCK_TIMEOUT, address); |
| mAudioHandler.sendMessageDelayed(msg, delayMs); |
| |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void makeA2dpSrcAvailable(String address) { |
| AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, |
| AudioSystem.DEVICE_STATE_AVAILABLE, address, ""); |
| mConnectedDevices.put( |
| makeDeviceListKey(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, address), |
| new DeviceListSpec(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, "", |
| address)); |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void makeA2dpSrcUnavailable(String address) { |
| AudioSystem.setDeviceConnectionState(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, |
| AudioSystem.DEVICE_STATE_UNAVAILABLE, address, ""); |
| mConnectedDevices.remove( |
| makeDeviceListKey(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, address)); |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private void cancelA2dpDeviceTimeout() { |
| mAudioHandler.removeMessages(MSG_BTA2DP_DOCK_TIMEOUT); |
| } |
| |
| // must be called synchronized on mConnectedDevices |
| private boolean hasScheduledA2dpDockTimeout() { |
| return mAudioHandler.hasMessages(MSG_BTA2DP_DOCK_TIMEOUT); |
| } |
| |
| private void onSetA2dpSinkConnectionState(BluetoothDevice btDevice, int state) |
| { |
| if (DEBUG_VOL) { |
| Log.d(TAG, "onSetA2dpSinkConnectionState btDevice="+btDevice+"state="+state); |
| } |
| if (btDevice == null) { |
| return; |
| } |
| String address = btDevice.getAddress(); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| address = ""; |
| } |
| |
| synchronized (mConnectedDevices) { |
| String key = makeDeviceListKey(AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, |
| btDevice.getAddress()); |
| DeviceListSpec deviceSpec = mConnectedDevices.get(key); |
| boolean isConnected = deviceSpec != null; |
| |
| if (isConnected && state != BluetoothProfile.STATE_CONNECTED) { |
| if (btDevice.isBluetoothDock()) { |
| if (state == BluetoothProfile.STATE_DISCONNECTED) { |
| // introduction of a delay for transient disconnections of docks when |
| // power is rapidly turned off/on, this message will be canceled if |
| // we reconnect the dock under a preset delay |
| makeA2dpDeviceUnavailableLater(address, BTA2DP_DOCK_TIMEOUT_MILLIS); |
| // the next time isConnected is evaluated, it will be false for the dock |
| } |
| } else { |
| makeA2dpDeviceUnavailableNow(address); |
| } |
| synchronized (mCurAudioRoutes) { |
| if (mCurAudioRoutes.bluetoothName != null) { |
| mCurAudioRoutes.bluetoothName = null; |
| sendMsg(mAudioHandler, MSG_REPORT_NEW_ROUTES, |
| SENDMSG_NOOP, 0, 0, null, 0); |
| } |
| } |
| } else if (!isConnected && state == BluetoothProfile.STATE_CONNECTED) { |
| if (btDevice.isBluetoothDock()) { |
| // this could be a reconnection after a transient disconnection |
| cancelA2dpDeviceTimeout(); |
| mDockAddress = address; |
| } else { |
| // this could be a connection of another A2DP device before the timeout of |
| // a dock: cancel the dock timeout, and make the dock unavailable now |
| if(hasScheduledA2dpDockTimeout()) { |
| cancelA2dpDeviceTimeout(); |
| makeA2dpDeviceUnavailableNow(mDockAddress); |
| } |
| } |
| makeA2dpDeviceAvailable(address, btDevice.getName()); |
| synchronized (mCurAudioRoutes) { |
| String name = btDevice.getAliasName(); |
| if (!TextUtils.equals(mCurAudioRoutes.bluetoothName, name)) { |
| mCurAudioRoutes.bluetoothName = name; |
| sendMsg(mAudioHandler, MSG_REPORT_NEW_ROUTES, |
| SENDMSG_NOOP, 0, 0, null, 0); |
| } |
| } |
| } |
| } |
| } |
| |
| private void onSetA2dpSourceConnectionState(BluetoothDevice btDevice, int state) |
| { |
| if (DEBUG_VOL) { |
| Log.d(TAG, "onSetA2dpSourceConnectionState btDevice="+btDevice+" state="+state); |
| } |
| if (btDevice == null) { |
| return; |
| } |
| String address = btDevice.getAddress(); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| address = ""; |
| } |
| |
| synchronized (mConnectedDevices) { |
| String key = makeDeviceListKey(AudioSystem.DEVICE_IN_BLUETOOTH_A2DP, address); |
| DeviceListSpec deviceSpec = mConnectedDevices.get(key); |
| boolean isConnected = deviceSpec != null; |
| |
| if (isConnected && state != BluetoothProfile.STATE_CONNECTED) { |
| makeA2dpSrcUnavailable(address); |
| } else if (!isConnected && state == BluetoothProfile.STATE_CONNECTED) { |
| makeA2dpSrcAvailable(address); |
| } |
| } |
| } |
| |
| public void avrcpSupportsAbsoluteVolume(String address, boolean support) { |
| // address is not used for now, but may be used when multiple a2dp devices are supported |
| synchronized (mA2dpAvrcpLock) { |
| mAvrcpAbsVolSupported = support; |
| sendMsg(mAudioHandler, MSG_SET_DEVICE_VOLUME, SENDMSG_QUEUE, |
| AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, 0, |
| mStreamStates[AudioSystem.STREAM_MUSIC], 0); |
| sendMsg(mAudioHandler, MSG_SET_DEVICE_VOLUME, SENDMSG_QUEUE, |
| AudioSystem.DEVICE_OUT_BLUETOOTH_A2DP, 0, |
| mStreamStates[AudioSystem.STREAM_RING], 0); |
| } |
| } |
| |
| private boolean handleDeviceConnection(boolean connect, int device, String address, |
| String deviceName) { |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "handleDeviceConnection(" + connect + " dev:" + Integer.toHexString(device) |
| + " address:" + address + " name:" + deviceName + ")"); |
| } |
| synchronized (mConnectedDevices) { |
| String deviceKey = makeDeviceListKey(device, address); |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "deviceKey:" + deviceKey); |
| } |
| DeviceListSpec deviceSpec = mConnectedDevices.get(deviceKey); |
| boolean isConnected = deviceSpec != null; |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "deviceSpec:" + deviceSpec + " is(already)Connected:" + isConnected); |
| } |
| if (connect && !isConnected) { |
| AudioSystem.setDeviceConnectionState(device, AudioSystem.DEVICE_STATE_AVAILABLE, |
| address, deviceName); |
| mConnectedDevices.put(deviceKey, new DeviceListSpec(device, deviceName, address)); |
| return true; |
| } else if (!connect && isConnected) { |
| AudioSystem.setDeviceConnectionState(device, AudioSystem.DEVICE_STATE_UNAVAILABLE, |
| address, deviceName); |
| mConnectedDevices.remove(deviceKey); |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| // Devices which removal triggers intent ACTION_AUDIO_BECOMING_NOISY. The intent is only |
| // sent if none of these devices is connected. |
| // Access synchronized on mConnectedDevices |
| int mBecomingNoisyIntentDevices = |
| AudioSystem.DEVICE_OUT_WIRED_HEADSET | AudioSystem.DEVICE_OUT_WIRED_HEADPHONE | |
| AudioSystem.DEVICE_OUT_ALL_A2DP | AudioSystem.DEVICE_OUT_HDMI | |
| AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET | AudioSystem.DEVICE_OUT_DGTL_DOCK_HEADSET | |
| AudioSystem.DEVICE_OUT_ALL_USB | AudioSystem.DEVICE_OUT_LINE; |
| |
| // must be called before removing the device from mConnectedDevices |
| // Called synchronized on mConnectedDevices |
| private int checkSendBecomingNoisyIntent(int device, int state) { |
| int delay = 0; |
| if ((state == 0) && ((device & mBecomingNoisyIntentDevices) != 0)) { |
| int devices = 0; |
| for (int i = 0; i < mConnectedDevices.size(); i++) { |
| int dev = mConnectedDevices.valueAt(i).mDeviceType; |
| if (((dev & AudioSystem.DEVICE_BIT_IN) == 0) |
| && ((dev & mBecomingNoisyIntentDevices) != 0)) { |
| devices |= dev; |
| } |
| } |
| if (devices == device) { |
| sendMsg(mAudioHandler, |
| MSG_BROADCAST_AUDIO_BECOMING_NOISY, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| null, |
| 0); |
| delay = 1000; |
| } |
| } |
| |
| if (mAudioHandler.hasMessages(MSG_SET_A2DP_SRC_CONNECTION_STATE) || |
| mAudioHandler.hasMessages(MSG_SET_A2DP_SINK_CONNECTION_STATE) || |
| mAudioHandler.hasMessages(MSG_SET_WIRED_DEVICE_CONNECTION_STATE)) { |
| synchronized (mLastDeviceConnectMsgTime) { |
| long time = SystemClock.uptimeMillis(); |
| if (mLastDeviceConnectMsgTime > time) { |
| delay = (int)(mLastDeviceConnectMsgTime - time) + 30; |
| } |
| } |
| } |
| return delay; |
| } |
| |
| private void sendDeviceConnectionIntent(int device, int state, String address, |
| String deviceName) { |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "sendDeviceConnectionIntent(dev:0x" + Integer.toHexString(device) + |
| " state:0x" + Integer.toHexString(state) + " address:" + address + |
| " name:" + deviceName + ");"); |
| } |
| Intent intent = new Intent(); |
| |
| intent.putExtra(CONNECT_INTENT_KEY_STATE, state); |
| intent.putExtra(CONNECT_INTENT_KEY_ADDRESS, address); |
| intent.putExtra(CONNECT_INTENT_KEY_PORT_NAME, deviceName); |
| |
| intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY); |
| |
| int connType = 0; |
| |
| if (device == AudioSystem.DEVICE_OUT_WIRED_HEADSET) { |
| connType = AudioRoutesInfo.MAIN_HEADSET; |
| intent.setAction(Intent.ACTION_HEADSET_PLUG); |
| intent.putExtra("microphone", 1); |
| } else if (device == AudioSystem.DEVICE_OUT_WIRED_HEADPHONE || |
| device == AudioSystem.DEVICE_OUT_LINE) { |
| /*do apps care about line-out vs headphones?*/ |
| connType = AudioRoutesInfo.MAIN_HEADPHONES; |
| intent.setAction(Intent.ACTION_HEADSET_PLUG); |
| intent.putExtra("microphone", 0); |
| } else if (device == AudioSystem.DEVICE_OUT_HDMI || |
| device == AudioSystem.DEVICE_OUT_HDMI_ARC) { |
| connType = AudioRoutesInfo.MAIN_HDMI; |
| configureHdmiPlugIntent(intent, state); |
| } else if (device == AudioSystem.DEVICE_OUT_USB_DEVICE) { |
| connType = AudioRoutesInfo.MAIN_USB; |
| } |
| |
| synchronized (mCurAudioRoutes) { |
| if (connType != 0) { |
| int newConn = mCurAudioRoutes.mainType; |
| if (state != 0) { |
| newConn |= connType; |
| } else { |
| newConn &= ~connType; |
| } |
| if (newConn != mCurAudioRoutes.mainType) { |
| mCurAudioRoutes.mainType = newConn; |
| sendMsg(mAudioHandler, MSG_REPORT_NEW_ROUTES, |
| SENDMSG_NOOP, 0, 0, null, 0); |
| } |
| } |
| } |
| |
| final long ident = Binder.clearCallingIdentity(); |
| try { |
| ActivityManagerNative.broadcastStickyIntent(intent, null, UserHandle.USER_ALL); |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| private void onSetWiredDeviceConnectionState(int device, int state, String address, |
| String deviceName, String caller) { |
| if (DEBUG_DEVICES) { |
| Slog.i(TAG, "onSetWiredDeviceConnectionState(dev:" + Integer.toHexString(device) |
| + " state:" + Integer.toHexString(state) |
| + " address:" + address |
| + " deviceName:" + deviceName |
| + " caller: " + caller + ");"); |
| } |
| |
| synchronized (mConnectedDevices) { |
| if ((state == 0) && ((device == AudioSystem.DEVICE_OUT_WIRED_HEADSET) || |
| (device == AudioSystem.DEVICE_OUT_WIRED_HEADPHONE) || |
| (device == AudioSystem.DEVICE_OUT_LINE))) { |
| setBluetoothA2dpOnInt(true); |
| } |
| boolean isUsb = ((device & ~AudioSystem.DEVICE_OUT_ALL_USB) == 0) || |
| (((device & AudioSystem.DEVICE_BIT_IN) != 0) && |
| ((device & ~AudioSystem.DEVICE_IN_ALL_USB) == 0)); |
| handleDeviceConnection(state == 1, device, address, deviceName); |
| if (state != 0) { |
| if ((device == AudioSystem.DEVICE_OUT_WIRED_HEADSET) || |
| (device == AudioSystem.DEVICE_OUT_WIRED_HEADPHONE) || |
| (device == AudioSystem.DEVICE_OUT_LINE)) { |
| setBluetoothA2dpOnInt(false); |
| } |
| if ((device & mSafeMediaVolumeDevices) != 0) { |
| sendMsg(mAudioHandler, |
| MSG_CHECK_MUSIC_ACTIVE, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| caller, |
| MUSIC_ACTIVE_POLL_PERIOD_MS); |
| } |
| // Television devices without CEC service apply software volume on HDMI output |
| if (isPlatformTelevision() && ((device & AudioSystem.DEVICE_OUT_HDMI) != 0)) { |
| mFixedVolumeDevices |= AudioSystem.DEVICE_OUT_HDMI; |
| checkAllFixedVolumeDevices(); |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| if (mHdmiPlaybackClient != null) { |
| mHdmiCecSink = false; |
| mHdmiPlaybackClient.queryDisplayStatus(mHdmiDisplayStatusCallback); |
| } |
| } |
| } |
| } |
| } else { |
| if (isPlatformTelevision() && ((device & AudioSystem.DEVICE_OUT_HDMI) != 0)) { |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| mHdmiCecSink = false; |
| } |
| } |
| } |
| } |
| if (!isUsb && device != AudioSystem.DEVICE_IN_WIRED_HEADSET) { |
| sendDeviceConnectionIntent(device, state, address, deviceName); |
| } |
| } |
| } |
| |
| private void configureHdmiPlugIntent(Intent intent, int state) { |
| intent.setAction(AudioManager.ACTION_HDMI_AUDIO_PLUG); |
| intent.putExtra(AudioManager.EXTRA_AUDIO_PLUG_STATE, state); |
| if (state == 1) { |
| ArrayList<AudioPort> ports = new ArrayList<AudioPort>(); |
| int[] portGeneration = new int[1]; |
| int status = AudioSystem.listAudioPorts(ports, portGeneration); |
| if (status == AudioManager.SUCCESS) { |
| for (AudioPort port : ports) { |
| if (port instanceof AudioDevicePort) { |
| final AudioDevicePort devicePort = (AudioDevicePort) port; |
| if (devicePort.type() == AudioManager.DEVICE_OUT_HDMI || |
| devicePort.type() == AudioManager.DEVICE_OUT_HDMI_ARC) { |
| // format the list of supported encodings |
| int[] formats = AudioFormat.filterPublicFormats(devicePort.formats()); |
| if (formats.length > 0) { |
| ArrayList<Integer> encodingList = new ArrayList(1); |
| for (int format : formats) { |
| // a format in the list can be 0, skip it |
| if (format != AudioFormat.ENCODING_INVALID) { |
| encodingList.add(format); |
| } |
| } |
| int[] encodingArray = new int[encodingList.size()]; |
| for (int i = 0 ; i < encodingArray.length ; i++) { |
| encodingArray[i] = encodingList.get(i); |
| } |
| intent.putExtra(AudioManager.EXTRA_ENCODINGS, encodingArray); |
| } |
| // find the maximum supported number of channels |
| int maxChannels = 0; |
| for (int mask : devicePort.channelMasks()) { |
| int channelCount = AudioFormat.channelCountFromOutChannelMask(mask); |
| if (channelCount > maxChannels) { |
| maxChannels = channelCount; |
| } |
| } |
| intent.putExtra(AudioManager.EXTRA_MAX_CHANNEL_COUNT, maxChannels); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| /* cache of the address of the last dock the device was connected to */ |
| private String mDockAddress; |
| |
| /** |
| * Receiver for misc intent broadcasts the Phone app cares about. |
| */ |
| private class AudioServiceBroadcastReceiver extends BroadcastReceiver { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| int outDevice; |
| int inDevice; |
| int state; |
| |
| if (action.equals(Intent.ACTION_DOCK_EVENT)) { |
| int dockState = intent.getIntExtra(Intent.EXTRA_DOCK_STATE, |
| Intent.EXTRA_DOCK_STATE_UNDOCKED); |
| int config; |
| switch (dockState) { |
| case Intent.EXTRA_DOCK_STATE_DESK: |
| config = AudioSystem.FORCE_BT_DESK_DOCK; |
| break; |
| case Intent.EXTRA_DOCK_STATE_CAR: |
| config = AudioSystem.FORCE_BT_CAR_DOCK; |
| break; |
| case Intent.EXTRA_DOCK_STATE_LE_DESK: |
| config = AudioSystem.FORCE_ANALOG_DOCK; |
| break; |
| case Intent.EXTRA_DOCK_STATE_HE_DESK: |
| config = AudioSystem.FORCE_DIGITAL_DOCK; |
| break; |
| case Intent.EXTRA_DOCK_STATE_UNDOCKED: |
| default: |
| config = AudioSystem.FORCE_NONE; |
| } |
| // Low end docks have a menu to enable or disable audio |
| // (see mDockAudioMediaEnabled) |
| if (!((dockState == Intent.EXTRA_DOCK_STATE_LE_DESK) || |
| ((dockState == Intent.EXTRA_DOCK_STATE_UNDOCKED) && |
| (mDockState == Intent.EXTRA_DOCK_STATE_LE_DESK)))) { |
| AudioSystem.setForceUse(AudioSystem.FOR_DOCK, config); |
| } |
| mDockState = dockState; |
| } else if (action.equals(BluetoothHeadset.ACTION_CONNECTION_STATE_CHANGED)) { |
| state = intent.getIntExtra(BluetoothProfile.EXTRA_STATE, |
| BluetoothProfile.STATE_DISCONNECTED); |
| BluetoothDevice btDevice = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); |
| |
| setBtScoDeviceConnectionState(btDevice, state); |
| } else if (action.equals(BluetoothHeadset.ACTION_AUDIO_STATE_CHANGED)) { |
| boolean broadcast = false; |
| int scoAudioState = AudioManager.SCO_AUDIO_STATE_ERROR; |
| synchronized (mScoClients) { |
| int btState = intent.getIntExtra(BluetoothProfile.EXTRA_STATE, -1); |
| // broadcast intent if the connection was initated by AudioService |
| if (!mScoClients.isEmpty() && |
| (mScoAudioState == SCO_STATE_ACTIVE_INTERNAL || |
| mScoAudioState == SCO_STATE_ACTIVATE_REQ || |
| mScoAudioState == SCO_STATE_DEACTIVATE_REQ)) { |
| broadcast = true; |
| } |
| switch (btState) { |
| case BluetoothHeadset.STATE_AUDIO_CONNECTED: |
| scoAudioState = AudioManager.SCO_AUDIO_STATE_CONNECTED; |
| if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL && |
| mScoAudioState != SCO_STATE_DEACTIVATE_REQ && |
| mScoAudioState != SCO_STATE_DEACTIVATE_EXT_REQ) { |
| mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL; |
| } |
| break; |
| case BluetoothHeadset.STATE_AUDIO_DISCONNECTED: |
| scoAudioState = AudioManager.SCO_AUDIO_STATE_DISCONNECTED; |
| mScoAudioState = SCO_STATE_INACTIVE; |
| clearAllScoClients(0, false); |
| break; |
| case BluetoothHeadset.STATE_AUDIO_CONNECTING: |
| if (mScoAudioState != SCO_STATE_ACTIVE_INTERNAL && |
| mScoAudioState != SCO_STATE_DEACTIVATE_REQ && |
| mScoAudioState != SCO_STATE_DEACTIVATE_EXT_REQ) { |
| mScoAudioState = SCO_STATE_ACTIVE_EXTERNAL; |
| } |
| default: |
| // do not broadcast CONNECTING or invalid state |
| broadcast = false; |
| break; |
| } |
| } |
| if (broadcast) { |
| broadcastScoConnectionState(scoAudioState); |
| //FIXME: this is to maintain compatibility with deprecated intent |
| // AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED. Remove when appropriate. |
| Intent newIntent = new Intent(AudioManager.ACTION_SCO_AUDIO_STATE_CHANGED); |
| newIntent.putExtra(AudioManager.EXTRA_SCO_AUDIO_STATE, scoAudioState); |
| sendStickyBroadcastToAll(newIntent); |
| } |
| } else if (action.equals(Intent.ACTION_SCREEN_ON)) { |
| if (mMonitorRotation) { |
| mOrientationListener.onOrientationChanged(0); //argument is ignored anyway |
| mOrientationListener.enable(); |
| } |
| AudioSystem.setParameters("screen_state=on"); |
| } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { |
| if (mMonitorRotation) { |
| //reduce wakeups (save current) by only listening when display is on |
| mOrientationListener.disable(); |
| } |
| AudioSystem.setParameters("screen_state=off"); |
| } else if (action.equals(Intent.ACTION_CONFIGURATION_CHANGED)) { |
| handleConfigurationChanged(context); |
| } else if (action.equals(Intent.ACTION_USER_SWITCHED)) { |
| // attempt to stop music playback for background user |
| sendMsg(mAudioHandler, |
| MSG_BROADCAST_AUDIO_BECOMING_NOISY, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| null, |
| 0); |
| // the current audio focus owner is no longer valid |
| mMediaFocusControl.discardAudioFocusOwner(); |
| |
| // load volume settings for new user |
| readAudioSettings(true /*userSwitch*/); |
| // preserve STREAM_MUSIC volume from one user to the next. |
| sendMsg(mAudioHandler, |
| MSG_SET_ALL_VOLUMES, |
| SENDMSG_QUEUE, |
| 0, |
| 0, |
| mStreamStates[AudioSystem.STREAM_MUSIC], 0); |
| } else if (action.equals(Intent.ACTION_USER_BACKGROUND)) { |
| // Disable audio recording for the background user/profile |
| int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); |
| if (userId >= 0) { |
| // TODO Kill recording streams instead of killing processes holding permission |
| UserInfo userInfo = UserManagerService.getInstance().getUserInfo(userId); |
| killBackgroundUserProcessesWithRecordAudioPermission(userInfo); |
| } |
| UserManagerService.getInstance().setSystemControlledUserRestriction( |
| UserManager.DISALLOW_RECORD_AUDIO, true, userId); |
| } else if (action.equals(Intent.ACTION_USER_FOREGROUND)) { |
| // Enable audio recording for foreground user/profile |
| int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); |
| UserManagerService.getInstance().setSystemControlledUserRestriction( |
| UserManager.DISALLOW_RECORD_AUDIO, false, userId); |
| } |
| } |
| } // end class AudioServiceBroadcastReceiver |
| |
| private void killBackgroundUserProcessesWithRecordAudioPermission(UserInfo oldUser) { |
| PackageManager pm = mContext.getPackageManager(); |
| // Find the home activity of the user. It should not be killed to avoid expensive restart, |
| // when the user switches back. For managed profiles, we should kill all recording apps |
| ComponentName homeActivityName = null; |
| if (!oldUser.isManagedProfile()) { |
| homeActivityName = LocalServices.getService(ActivityManagerInternal.class) |
| .getHomeActivityForUser(oldUser.id); |
| } |
| final String[] permissions = { Manifest.permission.RECORD_AUDIO }; |
| List<PackageInfo> packages; |
| try { |
| packages = AppGlobals.getPackageManager() |
| .getPackagesHoldingPermissions(permissions, 0, oldUser.id).getList(); |
| } catch (RemoteException e) { |
| throw new AndroidRuntimeException(e); |
| } |
| for (int j = packages.size() - 1; j >= 0; j--) { |
| PackageInfo pkg = packages.get(j); |
| // Skip system processes |
| if (UserHandle.getAppId(pkg.applicationInfo.uid) < FIRST_APPLICATION_UID) { |
| continue; |
| } |
| if (homeActivityName != null |
| && pkg.packageName.equals(homeActivityName.getPackageName()) |
| && pkg.applicationInfo.isSystemApp()) { |
| continue; |
| } |
| try { |
| ActivityManagerNative.getDefault().killUid(pkg.applicationInfo.uid, |
| "killBackgroundUserProcessesWithAudioRecordPermission"); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling killUid", e); |
| } |
| } |
| } |
| |
| //========================================================================================== |
| // RemoteControlDisplay / RemoteControlClient / Remote info |
| //========================================================================================== |
| public boolean registerRemoteController(IRemoteControlDisplay rcd, int w, int h, |
| ComponentName listenerComp) { |
| return mMediaFocusControl.registerRemoteController(rcd, w, h, listenerComp); |
| } |
| |
| public boolean registerRemoteControlDisplay(IRemoteControlDisplay rcd, int w, int h) { |
| return mMediaFocusControl.registerRemoteControlDisplay(rcd, w, h); |
| } |
| |
| public void unregisterRemoteControlDisplay(IRemoteControlDisplay rcd) { |
| mMediaFocusControl.unregisterRemoteControlDisplay(rcd); |
| } |
| |
| public void remoteControlDisplayUsesBitmapSize(IRemoteControlDisplay rcd, int w, int h) { |
| mMediaFocusControl.remoteControlDisplayUsesBitmapSize(rcd, w, h); |
| } |
| |
| public void remoteControlDisplayWantsPlaybackPositionSync(IRemoteControlDisplay rcd, |
| boolean wantsSync) { |
| mMediaFocusControl.remoteControlDisplayWantsPlaybackPositionSync(rcd, wantsSync); |
| } |
| |
| @Override |
| public void setRemoteStreamVolume(int index) { |
| enforceVolumeController("set the remote stream volume"); |
| mMediaFocusControl.setRemoteStreamVolume(index); |
| } |
| |
| //========================================================================================== |
| // Audio Focus |
| //========================================================================================== |
| public int requestAudioFocus(AudioAttributes aa, int durationHint, IBinder cb, |
| IAudioFocusDispatcher fd, String clientId, String callingPackageName, int flags, |
| IAudioPolicyCallback pcb) { |
| // permission checks |
| if ((flags & AudioManager.AUDIOFOCUS_FLAG_LOCK) == AudioManager.AUDIOFOCUS_FLAG_LOCK) { |
| if (AudioSystem.IN_VOICE_COMM_FOCUS_ID.equals(clientId)) { |
| if (PackageManager.PERMISSION_GRANTED != mContext.checkCallingOrSelfPermission( |
| android.Manifest.permission.MODIFY_PHONE_STATE)) { |
| Log.e(TAG, "Invalid permission to (un)lock audio focus", new Exception()); |
| return AudioManager.AUDIOFOCUS_REQUEST_FAILED; |
| } |
| } else { |
| // only a registered audio policy can be used to lock focus |
| synchronized (mAudioPolicies) { |
| if (!mAudioPolicies.containsKey(pcb.asBinder())) { |
| Log.e(TAG, "Invalid unregistered AudioPolicy to (un)lock audio focus"); |
| return AudioManager.AUDIOFOCUS_REQUEST_FAILED; |
| } |
| } |
| } |
| } |
| |
| return mMediaFocusControl.requestAudioFocus(aa, durationHint, cb, fd, |
| clientId, callingPackageName, flags); |
| } |
| |
| public int abandonAudioFocus(IAudioFocusDispatcher fd, String clientId, AudioAttributes aa) { |
| return mMediaFocusControl.abandonAudioFocus(fd, clientId, aa); |
| } |
| |
| public void unregisterAudioFocusClient(String clientId) { |
| mMediaFocusControl.unregisterAudioFocusClient(clientId); |
| } |
| |
| public int getCurrentAudioFocus() { |
| return mMediaFocusControl.getCurrentAudioFocus(); |
| } |
| |
| private boolean readCameraSoundForced() { |
| return SystemProperties.getBoolean("audio.camerasound.force", false) || |
| mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_camera_sound_forced); |
| } |
| |
| //========================================================================================== |
| // Device orientation |
| //========================================================================================== |
| /** |
| * Handles device configuration changes that may map to a change in the orientation |
| * or orientation. |
| * Monitoring orientation and rotation is optional, and is defined by the definition and value |
| * of the "ro.audio.monitorOrientation" and "ro.audio.monitorRotation" system properties. |
| */ |
| private void handleConfigurationChanged(Context context) { |
| try { |
| // reading new orientation "safely" (i.e. under try catch) in case anything |
| // goes wrong when obtaining resources and configuration |
| Configuration config = context.getResources().getConfiguration(); |
| // TODO merge rotation and orientation |
| if (mMonitorOrientation) { |
| int newOrientation = config.orientation; |
| if (newOrientation != mDeviceOrientation) { |
| mDeviceOrientation = newOrientation; |
| setOrientationForAudioSystem(); |
| } |
| } |
| sendMsg(mAudioHandler, |
| MSG_CONFIGURE_SAFE_MEDIA_VOLUME, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| TAG, |
| 0); |
| |
| boolean cameraSoundForced = readCameraSoundForced(); |
| synchronized (mSettingsLock) { |
| boolean cameraSoundForcedChanged = false; |
| synchronized (mCameraSoundForced) { |
| if (cameraSoundForced != mCameraSoundForced) { |
| mCameraSoundForced = cameraSoundForced; |
| cameraSoundForcedChanged = true; |
| } |
| } |
| if (cameraSoundForcedChanged) { |
| if (!isPlatformTelevision()) { |
| VolumeStreamState s = mStreamStates[AudioSystem.STREAM_SYSTEM_ENFORCED]; |
| if (cameraSoundForced) { |
| s.setAllIndexesToMax(); |
| mRingerModeAffectedStreams &= |
| ~(1 << AudioSystem.STREAM_SYSTEM_ENFORCED); |
| } else { |
| s.setAllIndexes(mStreamStates[AudioSystem.STREAM_SYSTEM], TAG); |
| mRingerModeAffectedStreams |= |
| (1 << AudioSystem.STREAM_SYSTEM_ENFORCED); |
| } |
| // take new state into account for streams muted by ringer mode |
| setRingerModeInt(getRingerModeInternal(), false); |
| } |
| |
| sendMsg(mAudioHandler, |
| MSG_SET_FORCE_USE, |
| SENDMSG_QUEUE, |
| AudioSystem.FOR_SYSTEM, |
| cameraSoundForced ? |
| AudioSystem.FORCE_SYSTEM_ENFORCED : AudioSystem.FORCE_NONE, |
| null, |
| 0); |
| |
| sendMsg(mAudioHandler, |
| MSG_SET_ALL_VOLUMES, |
| SENDMSG_QUEUE, |
| 0, |
| 0, |
| mStreamStates[AudioSystem.STREAM_SYSTEM_ENFORCED], 0); |
| } |
| } |
| mVolumeController.setLayoutDirection(config.getLayoutDirection()); |
| } catch (Exception e) { |
| Log.e(TAG, "Error handling configuration change: ", e); |
| } |
| } |
| |
| private void setOrientationForAudioSystem() { |
| switch (mDeviceOrientation) { |
| case Configuration.ORIENTATION_LANDSCAPE: |
| //Log.i(TAG, "orientation is landscape"); |
| AudioSystem.setParameters("orientation=landscape"); |
| break; |
| case Configuration.ORIENTATION_PORTRAIT: |
| //Log.i(TAG, "orientation is portrait"); |
| AudioSystem.setParameters("orientation=portrait"); |
| break; |
| case Configuration.ORIENTATION_SQUARE: |
| //Log.i(TAG, "orientation is square"); |
| AudioSystem.setParameters("orientation=square"); |
| break; |
| case Configuration.ORIENTATION_UNDEFINED: |
| //Log.i(TAG, "orientation is undefined"); |
| AudioSystem.setParameters("orientation=undefined"); |
| break; |
| default: |
| Log.e(TAG, "Unknown orientation"); |
| } |
| } |
| |
| private void setRotationForAudioSystem() { |
| switch (mDeviceRotation) { |
| case Surface.ROTATION_0: |
| AudioSystem.setParameters("rotation=0"); |
| break; |
| case Surface.ROTATION_90: |
| AudioSystem.setParameters("rotation=90"); |
| break; |
| case Surface.ROTATION_180: |
| AudioSystem.setParameters("rotation=180"); |
| break; |
| case Surface.ROTATION_270: |
| AudioSystem.setParameters("rotation=270"); |
| break; |
| default: |
| Log.e(TAG, "Unknown device rotation"); |
| } |
| } |
| |
| |
| // Handles request to override default use of A2DP for media. |
| // Must be called synchronized on mConnectedDevices |
| public void setBluetoothA2dpOnInt(boolean on) { |
| synchronized (mBluetoothA2dpEnabledLock) { |
| mBluetoothA2dpEnabled = on; |
| mAudioHandler.removeMessages(MSG_SET_FORCE_BT_A2DP_USE); |
| setForceUseInt_SyncDevices(AudioSystem.FOR_MEDIA, |
| mBluetoothA2dpEnabled ? AudioSystem.FORCE_NONE : AudioSystem.FORCE_NO_BT_A2DP); |
| } |
| } |
| |
| // Must be called synchronized on mConnectedDevices |
| private void setForceUseInt_SyncDevices(int usage, int config) { |
| switch (usage) { |
| case AudioSystem.FOR_MEDIA: |
| if (config == AudioSystem.FORCE_NO_BT_A2DP) { |
| mBecomingNoisyIntentDevices &= ~AudioSystem.DEVICE_OUT_ALL_A2DP; |
| } else { // config == AudioSystem.FORCE_NONE |
| mBecomingNoisyIntentDevices |= AudioSystem.DEVICE_OUT_ALL_A2DP; |
| } |
| break; |
| case AudioSystem.FOR_DOCK: |
| if (config == AudioSystem.FORCE_ANALOG_DOCK) { |
| mBecomingNoisyIntentDevices |= AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET; |
| } else { // config == AudioSystem.FORCE_NONE |
| mBecomingNoisyIntentDevices &= ~AudioSystem.DEVICE_OUT_ANLG_DOCK_HEADSET; |
| } |
| break; |
| default: |
| // usage doesn't affect the broadcast of ACTION_AUDIO_BECOMING_NOISY |
| } |
| AudioSystem.setForceUse(usage, config); |
| } |
| |
| @Override |
| public void setRingtonePlayer(IRingtonePlayer player) { |
| mContext.enforceCallingOrSelfPermission(REMOTE_AUDIO_PLAYBACK, null); |
| mRingtonePlayer = player; |
| } |
| |
| @Override |
| public IRingtonePlayer getRingtonePlayer() { |
| return mRingtonePlayer; |
| } |
| |
| @Override |
| public AudioRoutesInfo startWatchingRoutes(IAudioRoutesObserver observer) { |
| synchronized (mCurAudioRoutes) { |
| AudioRoutesInfo routes = new AudioRoutesInfo(mCurAudioRoutes); |
| mRoutesObservers.register(observer); |
| return routes; |
| } |
| } |
| |
| |
| //========================================================================================== |
| // Safe media volume management. |
| // MUSIC stream volume level is limited when headphones are connected according to safety |
| // regulation. When the user attempts to raise the volume above the limit, a warning is |
| // displayed and the user has to acknowlegde before the volume is actually changed. |
| // The volume index corresponding to the limit is stored in config_safe_media_volume_index |
| // property. Platforms with a different limit must set this property accordingly in their |
| // overlay. |
| //========================================================================================== |
| |
| // mSafeMediaVolumeState indicates whether the media volume is limited over headphones. |
| // It is SAFE_MEDIA_VOLUME_NOT_CONFIGURED at boot time until a network service is connected |
| // or the configure time is elapsed. It is then set to SAFE_MEDIA_VOLUME_ACTIVE or |
| // SAFE_MEDIA_VOLUME_DISABLED according to country option. If not SAFE_MEDIA_VOLUME_DISABLED, it |
| // can be set to SAFE_MEDIA_VOLUME_INACTIVE by calling AudioService.disableSafeMediaVolume() |
| // (when user opts out). |
| private static final int SAFE_MEDIA_VOLUME_NOT_CONFIGURED = 0; |
| private static final int SAFE_MEDIA_VOLUME_DISABLED = 1; |
| private static final int SAFE_MEDIA_VOLUME_INACTIVE = 2; // confirmed |
| private static final int SAFE_MEDIA_VOLUME_ACTIVE = 3; // unconfirmed |
| private Integer mSafeMediaVolumeState; |
| |
| private int mMcc = 0; |
| // mSafeMediaVolumeIndex is the cached value of config_safe_media_volume_index property |
| private int mSafeMediaVolumeIndex; |
| // mSafeMediaVolumeDevices lists the devices for which safe media volume is enforced, |
| private final int mSafeMediaVolumeDevices = AudioSystem.DEVICE_OUT_WIRED_HEADSET | |
| AudioSystem.DEVICE_OUT_WIRED_HEADPHONE; |
| // mMusicActiveMs is the cumulative time of music activity since safe volume was disabled. |
| // When this time reaches UNSAFE_VOLUME_MUSIC_ACTIVE_MS_MAX, the safe media volume is re-enabled |
| // automatically. mMusicActiveMs is rounded to a multiple of MUSIC_ACTIVE_POLL_PERIOD_MS. |
| private int mMusicActiveMs; |
| private static final int UNSAFE_VOLUME_MUSIC_ACTIVE_MS_MAX = (20 * 3600 * 1000); // 20 hours |
| private static final int MUSIC_ACTIVE_POLL_PERIOD_MS = 60000; // 1 minute polling interval |
| private static final int SAFE_VOLUME_CONFIGURE_TIMEOUT_MS = 30000; // 30s after boot completed |
| |
| private void setSafeMediaVolumeEnabled(boolean on, String caller) { |
| synchronized (mSafeMediaVolumeState) { |
| if ((mSafeMediaVolumeState != SAFE_MEDIA_VOLUME_NOT_CONFIGURED) && |
| (mSafeMediaVolumeState != SAFE_MEDIA_VOLUME_DISABLED)) { |
| if (on && (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_INACTIVE)) { |
| mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_ACTIVE; |
| enforceSafeMediaVolume(caller); |
| } else if (!on && (mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_ACTIVE)) { |
| mSafeMediaVolumeState = SAFE_MEDIA_VOLUME_INACTIVE; |
| mMusicActiveMs = 1; // nonzero = confirmed |
| saveMusicActiveMs(); |
| sendMsg(mAudioHandler, |
| MSG_CHECK_MUSIC_ACTIVE, |
| SENDMSG_REPLACE, |
| 0, |
| 0, |
| caller, |
| MUSIC_ACTIVE_POLL_PERIOD_MS); |
| } |
| } |
| } |
| } |
| |
| private void enforceSafeMediaVolume(String caller) { |
| VolumeStreamState streamState = mStreamStates[AudioSystem.STREAM_MUSIC]; |
| int devices = mSafeMediaVolumeDevices; |
| int i = 0; |
| |
| while (devices != 0) { |
| int device = 1 << i++; |
| if ((device & devices) == 0) { |
| continue; |
| } |
| int index = streamState.getIndex(device); |
| if (index > mSafeMediaVolumeIndex) { |
| streamState.setIndex(mSafeMediaVolumeIndex, device, caller); |
| sendMsg(mAudioHandler, |
| MSG_SET_DEVICE_VOLUME, |
| SENDMSG_QUEUE, |
| device, |
| 0, |
| streamState, |
| 0); |
| } |
| devices &= ~device; |
| } |
| } |
| |
| private boolean checkSafeMediaVolume(int streamType, int index, int device) { |
| synchronized (mSafeMediaVolumeState) { |
| if ((mSafeMediaVolumeState == SAFE_MEDIA_VOLUME_ACTIVE) && |
| (mStreamVolumeAlias[streamType] == AudioSystem.STREAM_MUSIC) && |
| ((device & mSafeMediaVolumeDevices) != 0) && |
| (index > mSafeMediaVolumeIndex)) { |
| return false; |
| } |
| return true; |
| } |
| } |
| |
| @Override |
| public void disableSafeMediaVolume(String callingPackage) { |
| enforceVolumeController("disable the safe media volume"); |
| synchronized (mSafeMediaVolumeState) { |
| setSafeMediaVolumeEnabled(false, callingPackage); |
| if (mPendingVolumeCommand != null) { |
| onSetStreamVolume(mPendingVolumeCommand.mStreamType, |
| mPendingVolumeCommand.mIndex, |
| mPendingVolumeCommand.mFlags, |
| mPendingVolumeCommand.mDevice, |
| callingPackage); |
| mPendingVolumeCommand = null; |
| } |
| } |
| } |
| |
| //========================================================================================== |
| // Hdmi Cec system audio mode. |
| // If Hdmi Cec's system audio mode is on, audio service should send the volume change |
| // to HdmiControlService so that the audio receiver can handle it. |
| //========================================================================================== |
| |
| private class MyDisplayStatusCallback implements HdmiPlaybackClient.DisplayStatusCallback { |
| public void onComplete(int status) { |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| mHdmiCecSink = (status != HdmiControlManager.POWER_STATUS_UNKNOWN); |
| // Television devices without CEC service apply software volume on HDMI output |
| if (isPlatformTelevision() && !mHdmiCecSink) { |
| mFixedVolumeDevices &= ~AudioSystem.DEVICE_OUT_HDMI; |
| } |
| checkAllFixedVolumeDevices(); |
| } |
| } |
| } |
| }; |
| |
| // If HDMI-CEC system audio is supported |
| private boolean mHdmiSystemAudioSupported = false; |
| // Set only when device is tv. |
| private HdmiTvClient mHdmiTvClient; |
| // true if the device has system feature PackageManager.FEATURE_LEANBACK. |
| // cached HdmiControlManager interface |
| private HdmiControlManager mHdmiManager; |
| // Set only when device is a set-top box. |
| private HdmiPlaybackClient mHdmiPlaybackClient; |
| // true if we are a set-top box, an HDMI sink is connected and it supports CEC. |
| private boolean mHdmiCecSink; |
| |
| private MyDisplayStatusCallback mHdmiDisplayStatusCallback = new MyDisplayStatusCallback(); |
| |
| @Override |
| public int setHdmiSystemAudioSupported(boolean on) { |
| int device = AudioSystem.DEVICE_NONE; |
| if (mHdmiManager != null) { |
| synchronized (mHdmiManager) { |
| if (mHdmiTvClient == null) { |
| Log.w(TAG, "Only Hdmi-Cec enabled TV device supports system audio mode."); |
| return device; |
| } |
| |
| synchronized (mHdmiTvClient) { |
| if (mHdmiSystemAudioSupported != on) { |
| mHdmiSystemAudioSupported = on; |
| AudioSystem.setForceUse(AudioSystem.FOR_HDMI_SYSTEM_AUDIO, |
| on ? AudioSystem.FORCE_HDMI_SYSTEM_AUDIO_ENFORCED : |
| AudioSystem.FORCE_NONE); |
| } |
| device = getDevicesForStream(AudioSystem.STREAM_MUSIC); |
| } |
| } |
| } |
| return device; |
| } |
| |
| @Override |
| public boolean isHdmiSystemAudioSupported() { |
| return mHdmiSystemAudioSupported; |
| } |
| |
| //========================================================================================== |
| // Accessibility: taking touch exploration into account for selecting the default |
| // stream override timeout when adjusting volume |
| //========================================================================================== |
| private static class StreamOverride |
| implements AccessibilityManager.TouchExplorationStateChangeListener { |
| |
| // AudioService.getActiveStreamType() will return: |
| // - STREAM_NOTIFICATION on tablets during this period after a notification stopped |
| // - STREAM_MUSIC on phones during this period after music or talkback/voice search prompt |
| // stopped |
| private static final int DEFAULT_STREAM_TYPE_OVERRIDE_DELAY_MS = 0; |
| private static final int TOUCH_EXPLORE_STREAM_TYPE_OVERRIDE_DELAY_MS = 1000; |
| |
| static int sDelayMs; |
| |
| static void init(Context ctxt) { |
| AccessibilityManager accessibilityManager = |
| (AccessibilityManager) ctxt.getSystemService(Context.ACCESSIBILITY_SERVICE); |
| updateDefaultStreamOverrideDelay( |
| accessibilityManager.isTouchExplorationEnabled()); |
| accessibilityManager.addTouchExplorationStateChangeListener( |
| new StreamOverride()); |
| } |
| |
| @Override |
| public void onTouchExplorationStateChanged(boolean enabled) { |
| updateDefaultStreamOverrideDelay(enabled); |
| } |
| |
| private static void updateDefaultStreamOverrideDelay(boolean touchExploreEnabled) { |
| if (touchExploreEnabled) { |
| sDelayMs = TOUCH_EXPLORE_STREAM_TYPE_OVERRIDE_DELAY_MS; |
| } else { |
| sDelayMs = DEFAULT_STREAM_TYPE_OVERRIDE_DELAY_MS; |
| } |
| if (DEBUG_VOL) Log.d(TAG, "Touch exploration enabled=" + touchExploreEnabled |
| + " stream override delay is now " + sDelayMs + " ms"); |
| } |
| } |
| |
| //========================================================================================== |
| // Camera shutter sound policy. |
| // config_camera_sound_forced configuration option in config.xml defines if the camera shutter |
| // sound is forced (sound even if the device is in silent mode) or not. This option is false by |
| // default and can be overridden by country specific overlay in values-mccXXX/config.xml. |
| //========================================================================================== |
| |
| // cached value of com.android.internal.R.bool.config_camera_sound_forced |
| private Boolean mCameraSoundForced; |
| |
| // called by android.hardware.Camera to populate CameraInfo.canDisableShutterSound |
| public boolean isCameraSoundForced() { |
| synchronized (mCameraSoundForced) { |
| return mCameraSoundForced; |
| } |
| } |
| |
| private static final String[] RINGER_MODE_NAMES = new String[] { |
| "SILENT", |
| "VIBRATE", |
| "NORMAL" |
| }; |
| |
| private void dumpRingerMode(PrintWriter pw) { |
| pw.println("\nRinger mode: "); |
| pw.println("- mode (internal) = " + RINGER_MODE_NAMES[mRingerMode]); |
| pw.println("- mode (external) = " + RINGER_MODE_NAMES[mRingerModeExternal]); |
| dumpRingerModeStreams(pw, "affected", mRingerModeAffectedStreams); |
| dumpRingerModeStreams(pw, "muted", mRingerModeMutedStreams); |
| pw.print("- delegate = "); pw.println(mRingerModeDelegate); |
| } |
| |
| private void dumpRingerModeStreams(PrintWriter pw, String type, int streams) { |
| pw.print("- ringer mode "); pw.print(type); pw.print(" streams = 0x"); |
| pw.print(Integer.toHexString(streams)); |
| if (streams != 0) { |
| pw.print(" ("); |
| boolean first = true; |
| for (int i = 0; i < AudioSystem.STREAM_NAMES.length; i++) { |
| final int stream = (1 << i); |
| if ((streams & stream) != 0) { |
| if (!first) pw.print(','); |
| pw.print(AudioSystem.STREAM_NAMES[i]); |
| streams &= ~stream; |
| first = false; |
| } |
| } |
| if (streams != 0) { |
| if (!first) pw.print(','); |
| pw.print(streams); |
| } |
| pw.print(')'); |
| } |
| pw.println(); |
| } |
| |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG); |
| |
| mMediaFocusControl.dump(pw); |
| dumpStreamStates(pw); |
| dumpRingerMode(pw); |
| pw.println("\nAudio routes:"); |
| pw.print(" mMainType=0x"); pw.println(Integer.toHexString(mCurAudioRoutes.mainType)); |
| pw.print(" mBluetoothName="); pw.println(mCurAudioRoutes.bluetoothName); |
| |
| pw.println("\nOther state:"); |
| pw.print(" mVolumeController="); pw.println(mVolumeController); |
| pw.print(" mSafeMediaVolumeState="); |
| pw.println(safeMediaVolumeStateToString(mSafeMediaVolumeState)); |
| pw.print(" mSafeMediaVolumeIndex="); pw.println(mSafeMediaVolumeIndex); |
| pw.print(" mPendingVolumeCommand="); pw.println(mPendingVolumeCommand); |
| pw.print(" mMusicActiveMs="); pw.println(mMusicActiveMs); |
| pw.print(" mMcc="); pw.println(mMcc); |
| pw.print(" mCameraSoundForced="); pw.println(mCameraSoundForced); |
| pw.print(" mHasVibrator="); pw.println(mHasVibrator); |
| pw.print(" mControllerService="); pw.println(mControllerService); |
| pw.print(" mVolumePolicy="); pw.println(mVolumePolicy); |
| |
| dumpAudioPolicies(pw); |
| } |
| |
| private static String safeMediaVolumeStateToString(Integer state) { |
| switch(state) { |
| case SAFE_MEDIA_VOLUME_NOT_CONFIGURED: return "SAFE_MEDIA_VOLUME_NOT_CONFIGURED"; |
| case SAFE_MEDIA_VOLUME_DISABLED: return "SAFE_MEDIA_VOLUME_DISABLED"; |
| case SAFE_MEDIA_VOLUME_INACTIVE: return "SAFE_MEDIA_VOLUME_INACTIVE"; |
| case SAFE_MEDIA_VOLUME_ACTIVE: return "SAFE_MEDIA_VOLUME_ACTIVE"; |
| } |
| return null; |
| } |
| |
| // Inform AudioFlinger of our device's low RAM attribute |
| private static void readAndSetLowRamDevice() |
| { |
| int status = AudioSystem.setLowRamDevice(ActivityManager.isLowRamDeviceStatic()); |
| if (status != 0) { |
| Log.w(TAG, "AudioFlinger informed of device's low RAM attribute; status " + status); |
| } |
| } |
| |
| private void enforceVolumeController(String action) { |
| if (mControllerService.mUid != 0 && Binder.getCallingUid() == mControllerService.mUid) { |
| return; |
| } |
| mContext.enforceCallingOrSelfPermission(android.Manifest.permission.STATUS_BAR_SERVICE, |
| "Only SystemUI can " + action); |
| } |
| |
| @Override |
| public void setVolumeController(final IVolumeController controller) { |
| enforceVolumeController("set the volume controller"); |
| |
| // return early if things are not actually changing |
| if (mVolumeController.isSameBinder(controller)) { |
| return; |
| } |
| |
| // dismiss the old volume controller |
| mVolumeController.postDismiss(); |
| if (controller != null) { |
| // we are about to register a new controller, listen for its death |
| try { |
| controller.asBinder().linkToDeath(new DeathRecipient() { |
| @Override |
| public void binderDied() { |
| if (mVolumeController.isSameBinder(controller)) { |
| Log.w(TAG, "Current remote volume controller died, unregistering"); |
| setVolumeController(null); |
| } |
| } |
| }, 0); |
| } catch (RemoteException e) { |
| // noop |
| } |
| } |
| mVolumeController.setController(controller); |
| if (DEBUG_VOL) Log.d(TAG, "Volume controller: " + mVolumeController); |
| } |
| |
| @Override |
| public void notifyVolumeControllerVisible(final IVolumeController controller, boolean visible) { |
| enforceVolumeController("notify about volume controller visibility"); |
| |
| // return early if the controller is not current |
| if (!mVolumeController.isSameBinder(controller)) { |
| return; |
| } |
| |
| mVolumeController.setVisible(visible); |
| if (DEBUG_VOL) Log.d(TAG, "Volume controller visible: " + visible); |
| } |
| |
| @Override |
| public void setVolumePolicy(VolumePolicy policy) { |
| enforceVolumeController("set volume policy"); |
| if (policy != null && !policy.equals(mVolumePolicy)) { |
| mVolumePolicy = policy; |
| if (DEBUG_VOL) Log.d(TAG, "Volume policy changed: " + mVolumePolicy); |
| } |
| } |
| |
| public static class VolumeController { |
| private static final String TAG = "VolumeController"; |
| |
| private IVolumeController mController; |
| private boolean mVisible; |
| private long mNextLongPress; |
| private int mLongPressTimeout; |
| |
| public void setController(IVolumeController controller) { |
| mController = controller; |
| mVisible = false; |
| } |
| |
| public void loadSettings(ContentResolver cr) { |
| mLongPressTimeout = Settings.Secure.getIntForUser(cr, |
| Settings.Secure.LONG_PRESS_TIMEOUT, 500, UserHandle.USER_CURRENT); |
| } |
| |
| public boolean suppressAdjustment(int resolvedStream, int flags, boolean isMute) { |
| if (isMute) { |
| return false; |
| } |
| boolean suppress = false; |
| if (resolvedStream == AudioSystem.STREAM_RING && mController != null) { |
| final long now = SystemClock.uptimeMillis(); |
| if ((flags & AudioManager.FLAG_SHOW_UI) != 0 && !mVisible) { |
| // ui will become visible |
| if (mNextLongPress < now) { |
| mNextLongPress = now + mLongPressTimeout; |
| } |
| suppress = true; |
| } else if (mNextLongPress > 0) { // in a long-press |
| if (now > mNextLongPress) { |
| // long press triggered, no more suppression |
| mNextLongPress = 0; |
| } else { |
| // keep suppressing until the long press triggers |
| suppress = true; |
| } |
| } |
| } |
| return suppress; |
| } |
| |
| public void setVisible(boolean visible) { |
| mVisible = visible; |
| } |
| |
| public boolean isSameBinder(IVolumeController controller) { |
| return Objects.equals(asBinder(), binder(controller)); |
| } |
| |
| public IBinder asBinder() { |
| return binder(mController); |
| } |
| |
| private static IBinder binder(IVolumeController controller) { |
| return controller == null ? null : controller.asBinder(); |
| } |
| |
| @Override |
| public String toString() { |
| return "VolumeController(" + asBinder() + ",mVisible=" + mVisible + ")"; |
| } |
| |
| public void postDisplaySafeVolumeWarning(int flags) { |
| if (mController == null) |
| return; |
| try { |
| mController.displaySafeVolumeWarning(flags); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling displaySafeVolumeWarning", e); |
| } |
| } |
| |
| public void postVolumeChanged(int streamType, int flags) { |
| if (mController == null) |
| return; |
| try { |
| mController.volumeChanged(streamType, flags); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling volumeChanged", e); |
| } |
| } |
| |
| public void postMasterMuteChanged(int flags) { |
| if (mController == null) |
| return; |
| try { |
| mController.masterMuteChanged(flags); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling masterMuteChanged", e); |
| } |
| } |
| |
| public void setLayoutDirection(int layoutDirection) { |
| if (mController == null) |
| return; |
| try { |
| mController.setLayoutDirection(layoutDirection); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling setLayoutDirection", e); |
| } |
| } |
| |
| public void postDismiss() { |
| if (mController == null) |
| return; |
| try { |
| mController.dismiss(); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Error calling dismiss", e); |
| } |
| } |
| } |
| |
| /** |
| * Interface for system components to get some extra functionality through |
| * LocalServices. |
| */ |
| final class AudioServiceInternal extends AudioManagerInternal { |
| @Override |
| public void setRingerModeDelegate(RingerModeDelegate delegate) { |
| mRingerModeDelegate = delegate; |
| if (mRingerModeDelegate != null) { |
| updateRingerModeAffectedStreams(); |
| setRingerModeInternal(getRingerModeInternal(), TAG + ".setRingerModeDelegate"); |
| } |
| } |
| |
| @Override |
| public void adjustSuggestedStreamVolumeForUid(int streamType, int direction, int flags, |
| String callingPackage, int uid) { |
| // direction and stream type swap here because the public |
| // adjustSuggested has a different order than the other methods. |
| adjustSuggestedStreamVolume(direction, streamType, flags, callingPackage, |
| callingPackage, uid); |
| } |
| |
| @Override |
| public void adjustStreamVolumeForUid(int streamType, int direction, int flags, |
| String callingPackage, int uid) { |
| adjustStreamVolume(streamType, direction, flags, callingPackage, |
| callingPackage, uid); |
| } |
| |
| @Override |
| public void setStreamVolumeForUid(int streamType, int direction, int flags, |
| String callingPackage, int uid) { |
| setStreamVolume(streamType, direction, flags, callingPackage, callingPackage, uid); |
| } |
| |
| @Override |
| public int getRingerModeInternal() { |
| return AudioService.this.getRingerModeInternal(); |
| } |
| |
| @Override |
| public void setRingerModeInternal(int ringerMode, String caller) { |
| AudioService.this.setRingerModeInternal(ringerMode, caller); |
| } |
| |
| @Override |
| public int getVolumeControllerUid() { |
| return mControllerService.mUid; |
| } |
| |
| @Override |
| public void updateRingerModeAffectedStreamsInternal() { |
| synchronized (mSettingsLock) { |
| if (updateRingerModeAffectedStreams()) { |
| setRingerModeInt(getRingerModeInternal(), false); |
| } |
| } |
| } |
| } |
| |
| //========================================================================================== |
| // Audio policy management |
| //========================================================================================== |
| public String registerAudioPolicy(AudioPolicyConfig policyConfig, IAudioPolicyCallback pcb, |
| boolean hasFocusListener) { |
| AudioSystem.setDynamicPolicyCallback(mDynPolicyCallback); |
| |
| if (DEBUG_AP) Log.d(TAG, "registerAudioPolicy for " + pcb.asBinder() |
| + " with config:" + policyConfig); |
| String regId = null; |
| // error handling |
| boolean hasPermissionForPolicy = |
| (PackageManager.PERMISSION_GRANTED == mContext.checkCallingPermission( |
| android.Manifest.permission.MODIFY_AUDIO_ROUTING)); |
| if (!hasPermissionForPolicy) { |
| Slog.w(TAG, "Can't register audio policy for pid " + Binder.getCallingPid() + " / uid " |
| + Binder.getCallingUid() + ", need MODIFY_AUDIO_ROUTING"); |
| return null; |
| } |
| |
| synchronized (mAudioPolicies) { |
| try { |
| if (mAudioPolicies.containsKey(pcb.asBinder())) { |
| Slog.e(TAG, "Cannot re-register policy"); |
| return null; |
| } |
| AudioPolicyProxy app = new AudioPolicyProxy(policyConfig, pcb, hasFocusListener); |
| pcb.asBinder().linkToDeath(app, 0/*flags*/); |
| regId = app.getRegistrationId(); |
| mAudioPolicies.put(pcb.asBinder(), app); |
| } catch (RemoteException e) { |
| // audio policy owner has already died! |
| Slog.w(TAG, "Audio policy registration failed, could not link to " + pcb + |
| " binder death", e); |
| return null; |
| } |
| } |
| return regId; |
| } |
| |
| public void unregisterAudioPolicyAsync(IAudioPolicyCallback pcb) { |
| if (DEBUG_AP) Log.d(TAG, "unregisterAudioPolicyAsync for " + pcb.asBinder()); |
| synchronized (mAudioPolicies) { |
| AudioPolicyProxy app = mAudioPolicies.remove(pcb.asBinder()); |
| if (app == null) { |
| Slog.w(TAG, "Trying to unregister unknown audio policy for pid " |
| + Binder.getCallingPid() + " / uid " + Binder.getCallingUid()); |
| return; |
| } else { |
| pcb.asBinder().unlinkToDeath(app, 0/*flags*/); |
| } |
| app.release(); |
| } |
| // TODO implement clearing mix attribute matching info in native audio policy |
| } |
| |
| public int setFocusPropertiesForPolicy(int duckingBehavior, IAudioPolicyCallback pcb) { |
| if (DEBUG_AP) Log.d(TAG, "setFocusPropertiesForPolicy() duck behavior=" + duckingBehavior |
| + " policy " + pcb.asBinder()); |
| // error handling |
| boolean hasPermissionForPolicy = |
| (PackageManager.PERMISSION_GRANTED == mContext.checkCallingPermission( |
| android.Manifest.permission.MODIFY_AUDIO_ROUTING)); |
| if (!hasPermissionForPolicy) { |
| Slog.w(TAG, "Cannot change audio policy ducking handling for pid " + |
| + Binder.getCallingPid() + " / uid " |
| + Binder.getCallingUid() + ", need MODIFY_AUDIO_ROUTING"); |
| return AudioManager.ERROR; |
| } |
| |
| synchronized (mAudioPolicies) { |
| if (!mAudioPolicies.containsKey(pcb.asBinder())) { |
| Slog.e(TAG, "Cannot change audio policy focus properties, unregistered policy"); |
| return AudioManager.ERROR; |
| } |
| final AudioPolicyProxy app = mAudioPolicies.get(pcb.asBinder()); |
| if (duckingBehavior == AudioPolicy.FOCUS_POLICY_DUCKING_IN_POLICY) { |
| // is there already one policy managing ducking? |
| for (AudioPolicyProxy policy : mAudioPolicies.values()) { |
| if (policy.mFocusDuckBehavior == AudioPolicy.FOCUS_POLICY_DUCKING_IN_POLICY) { |
| Slog.e(TAG, "Cannot change audio policy ducking behavior, already handled"); |
| return AudioManager.ERROR; |
| } |
| } |
| } |
| app.mFocusDuckBehavior = duckingBehavior; |
| mMediaFocusControl.setDuckingInExtPolicyAvailable( |
| duckingBehavior == AudioPolicy.FOCUS_POLICY_DUCKING_IN_POLICY); |
| } |
| return AudioManager.SUCCESS; |
| } |
| |
| private void dumpAudioPolicies(PrintWriter pw) { |
| pw.println("\nAudio policies:"); |
| synchronized (mAudioPolicies) { |
| for (AudioPolicyProxy policy : mAudioPolicies.values()) { |
| pw.println(policy.toLogFriendlyString()); |
| } |
| } |
| } |
| |
| //====================== |
| // Audio policy callback from AudioSystem |
| //====================== |
| private final AudioSystem.DynamicPolicyCallback mDynPolicyCallback = |
| new AudioSystem.DynamicPolicyCallback() { |
| public void onDynamicPolicyMixStateUpdate(String regId, int state) { |
| if (!TextUtils.isEmpty(regId)) { |
| sendMsg(mAudioHandler, MSG_DYN_POLICY_MIX_STATE_UPDATE, SENDMSG_QUEUE, |
| state /*arg1*/, 0 /*arg2 ignored*/, regId /*obj*/, 0 /*delay*/); |
| } |
| } |
| }; |
| |
| private void onDynPolicyMixStateUpdate(String regId, int state) { |
| if (DEBUG_AP) Log.d(TAG, "onDynamicPolicyMixStateUpdate("+ regId + ", " + state +")"); |
| synchronized (mAudioPolicies) { |
| for (AudioPolicyProxy policy : mAudioPolicies.values()) { |
| for (AudioMix mix : policy.getMixes()) { |
| if (mix.getRegistration().equals(regId)) { |
| try { |
| policy.mPolicyCallback.notifyMixStateUpdate(regId, state); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Can't call notifyMixStateUpdate() on IAudioPolicyCallback " |
| + policy.mPolicyCallback.asBinder(), e); |
| } |
| return; |
| } |
| } |
| } |
| } |
| |
| } |
| |
| //====================== |
| // Audio policy proxy |
| //====================== |
| /** |
| * This internal class inherits from AudioPolicyConfig, each instance contains all the |
| * mixes of an AudioPolicy and their configurations. |
| */ |
| public class AudioPolicyProxy extends AudioPolicyConfig implements IBinder.DeathRecipient { |
| private static final String TAG = "AudioPolicyProxy"; |
| IAudioPolicyCallback mPolicyCallback; |
| boolean mHasFocusListener; |
| /** |
| * Audio focus ducking behavior for an audio policy. |
| * This variable reflects the value that was successfully set in |
| * {@link AudioService#setFocusPropertiesForPolicy(int, IAudioPolicyCallback)}. This |
| * implies that a value of FOCUS_POLICY_DUCKING_IN_POLICY means the corresponding policy |
| * is handling ducking for audio focus. |
| */ |
| int mFocusDuckBehavior = AudioPolicy.FOCUS_POLICY_DUCKING_DEFAULT; |
| |
| AudioPolicyProxy(AudioPolicyConfig config, IAudioPolicyCallback token, |
| boolean hasFocusListener) { |
| super(config); |
| setRegistration(new String(config.hashCode() + ":ap:" + mAudioPolicyCounter++)); |
| mPolicyCallback = token; |
| mHasFocusListener = hasFocusListener; |
| if (mHasFocusListener) { |
| mMediaFocusControl.addFocusFollower(mPolicyCallback); |
| } |
| connectMixes(); |
| } |
| |
| public void binderDied() { |
| synchronized (mAudioPolicies) { |
| Log.i(TAG, "audio policy " + mPolicyCallback + " died"); |
| release(); |
| mAudioPolicies.remove(mPolicyCallback.asBinder()); |
| } |
| } |
| |
| String getRegistrationId() { |
| return getRegistration(); |
| } |
| |
| void release() { |
| if (mFocusDuckBehavior == AudioPolicy.FOCUS_POLICY_DUCKING_IN_POLICY) { |
| mMediaFocusControl.setDuckingInExtPolicyAvailable(false); |
| } |
| if (mHasFocusListener) { |
| mMediaFocusControl.removeFocusFollower(mPolicyCallback); |
| } |
| AudioSystem.registerPolicyMixes(mMixes, false); |
| } |
| |
| void connectMixes() { |
| AudioSystem.registerPolicyMixes(mMixes, true); |
| } |
| }; |
| |
| private HashMap<IBinder, AudioPolicyProxy> mAudioPolicies = |
| new HashMap<IBinder, AudioPolicyProxy>(); |
| private int mAudioPolicyCounter = 0; // always accessed synchronized on mAudioPolicies |
| |
| private class ControllerService extends ContentObserver { |
| private int mUid; |
| private ComponentName mComponent; |
| |
| public ControllerService() { |
| super(null); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("{mUid=%d,mComponent=%s}", mUid, mComponent); |
| } |
| |
| public void init() { |
| onChange(true); |
| mContentResolver.registerContentObserver(Settings.Secure.getUriFor( |
| Settings.Secure.VOLUME_CONTROLLER_SERVICE_COMPONENT), false, this); |
| } |
| |
| @Override |
| public void onChange(boolean selfChange) { |
| mUid = 0; |
| mComponent = null; |
| final String setting = Settings.Secure.getString(mContentResolver, |
| Settings.Secure.VOLUME_CONTROLLER_SERVICE_COMPONENT); |
| if (setting == null) return; |
| try { |
| mComponent = ComponentName.unflattenFromString(setting); |
| if (mComponent == null) return; |
| mUid = mContext.getPackageManager() |
| .getApplicationInfo(mComponent.getPackageName(), 0).uid; |
| } catch (Exception e) { |
| Log.w(TAG, "Error loading controller service", e); |
| } |
| if (DEBUG_VOL) Log.d(TAG, "Reloaded controller service: " + this); |
| } |
| } |
| } |